2017-02-22 23:26:44 +01:00
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
< html xmlns = "http://www.w3.org/1999/xhtml" >
< head >
< meta http-equiv = "Content-Type" content = "text/xhtml;charset=UTF-8" / >
< meta http-equiv = "X-UA-Compatible" content = "IE=9" / >
< meta name = "generator" content = "Doxygen 1.8.5" / >
2019-05-28 16:17:22 +02:00
< title > Faiss: /data/users/hoss/faiss/IndexIVF.cpp Source File< / title >
2017-02-22 23:26:44 +01:00
< link href = "tabs.css" rel = "stylesheet" type = "text/css" / >
< script type = "text/javascript" src = "jquery.js" > < / script >
< script type = "text/javascript" src = "dynsections.js" > < / script >
< link href = "search/search.css" rel = "stylesheet" type = "text/css" / >
< script type = "text/javascript" src = "search/search.js" > < / script >
< script type = "text/javascript" >
$(document).ready(function() { searchBox.OnSelectItem(0); });
< / script >
< link href = "doxygen.css" rel = "stylesheet" type = "text/css" / >
< / head >
< body >
< div id = "top" > <!-- do not remove this div, it is closed by doxygen! -->
< div id = "titlearea" >
< table cellspacing = "0" cellpadding = "0" >
< tbody >
< tr style = "height: 56px;" >
< td style = "padding-left: 0.5em;" >
< div id = "projectname" > Faiss
< / div >
< / td >
< / tr >
< / tbody >
< / table >
< / div >
<!-- end header part -->
<!-- Generated by Doxygen 1.8.5 -->
< script type = "text/javascript" >
var searchBox = new SearchBox("searchBox", "search",false,'Search');
< / script >
< div id = "navrow1" class = "tabs" >
< ul class = "tablist" >
< li > < a href = "index.html" > < span > Main  Page< / span > < / a > < / li >
< li > < a href = "namespaces.html" > < span > Namespaces< / span > < / a > < / li >
< li > < a href = "annotated.html" > < span > Classes< / span > < / a > < / li >
< li class = "current" > < a href = "files.html" > < span > Files< / span > < / a > < / li >
< li >
< div id = "MSearchBox" class = "MSearchBoxInactive" >
< span class = "left" >
< img id = "MSearchSelect" src = "search/mag_sel.png"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
alt=""/>
< input type = "text" id = "MSearchField" value = "Search" accesskey = "S"
onfocus="searchBox.OnSearchFieldFocus(true)"
onblur="searchBox.OnSearchFieldFocus(false)"
onkeyup="searchBox.OnSearchFieldChange(event)"/>
< / span > < span class = "right" >
< a id = "MSearchClose" href = "javascript:searchBox.CloseResultsWindow()" > < img id = "MSearchCloseImg" border = "0" src = "search/close.png" alt = "" / > < / a >
< / span >
< / div >
< / li >
< / ul >
< / div >
< div id = "navrow2" class = "tabs2" >
< ul class = "tablist" >
< li > < a href = "files.html" > < span > File  List< / span > < / a > < / li >
< / ul >
< / div >
< / div > <!-- top -->
<!-- window showing the filter options -->
< div id = "MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
< a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(0)" > < span class = "SelectionMark" >   < / span > All< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(1)" > < span class = "SelectionMark" >   < / span > Classes< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(2)" > < span class = "SelectionMark" >   < / span > Namespaces< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(3)" > < span class = "SelectionMark" >   < / span > Functions< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(4)" > < span class = "SelectionMark" >   < / span > Variables< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(5)" > < span class = "SelectionMark" >   < / span > Typedefs< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(6)" > < span class = "SelectionMark" >   < / span > Enumerations< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(7)" > < span class = "SelectionMark" >   < / span > Enumerator< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(8)" > < span class = "SelectionMark" >   < / span > Friends< / a > < / div >
<!-- iframe showing the search results (closed by default) -->
< div id = "MSearchResultsWindow" >
< iframe src = "javascript:void(0)" frameborder = "0"
name="MSearchResults" id="MSearchResults">
< / iframe >
< / div >
< div class = "header" >
< div class = "headertitle" >
2019-05-28 16:17:22 +02:00
< div class = "title" > /data/users/hoss/faiss/IndexIVF.cpp< / div > < / div >
2017-02-22 23:26:44 +01:00
< / div > <!-- header -->
< div class = "contents" >
2017-06-21 06:54:28 -07:00
< div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > /**< / span > < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00002" > < / a > < span class = "lineno" > 2< / span >   < span class = "comment" > * Copyright (c) Facebook, Inc. and its affiliates.< / span > < / div >
< div class = "line" > < a name = "l00003" > < / a > < span class = "lineno" > 3< / span >   < span class = "comment" > *< / span > < / div >
< div class = "line" > < a name = "l00004" > < / a > < span class = "lineno" > 4< / span >   < span class = "comment" > * This source code is licensed under the MIT license found in the< / span > < / div >
< div class = "line" > < a name = "l00005" > < / a > < span class = "lineno" > 5< / span >   < span class = "comment" > * LICENSE file in the root directory of this source tree.< / span > < / div >
< div class = "line" > < a name = "l00006" > < / a > < span class = "lineno" > 6< / span >   < span class = "comment" > */< / span > < / div >
< div class = "line" > < a name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < / div >
< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < span class = "comment" > // -*- c++ -*-< / span > < / div >
< div class = "line" > < a name = "l00009" > < / a > < span class = "lineno" > 9< / span >   < / div >
< div class = "line" > < a name = "l00010" > < / a > < span class = "lineno" > 10< / span >   < span class = "preprocessor" > #include " IndexIVF.h" < / span > < / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < / div >
2017-06-21 06:54:28 -07:00
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < span class = "preprocessor" > #include < omp.h> < / span > < / div >
2017-06-21 06:54:28 -07:00
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "preprocessor" > #include < cstdio> < / span > < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "preprocessor" > #include < memory> < / span > < / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "preprocessor" > #include " utils.h" < / span > < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "preprocessor" > #include " hamming.h" < / span > < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "preprocessor" > #include " FaissAssert.h" < / span > < / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < span class = "preprocessor" > #include " IndexFlat.h" < / span > < / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < span class = "preprocessor" > #include " AuxIndexStructures.h" < / span > < / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   < / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < span class = "keyword" > namespace < / span > faiss {< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < span class = "keyword" > using< / span > ScopedIds = InvertedLists::ScopedIds;< / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   < span class = "keyword" > using< / span > ScopedCodes = InvertedLists::ScopedCodes;< / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   < / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   < span class = "comment" > /*****************************************< / span > < / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   < span class = "comment" > * Level1Quantizer implementation< / span > < / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   < span class = "comment" > ******************************************/< / span > < / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   < / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   < / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   Level1Quantizer::Level1Quantizer (Index * quantizer, < span class = "keywordtype" > size_t< / span > nlist):< / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   quantizer (quantizer),< / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   nlist (nlist),< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   quantizer_trains_alone (0),< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   own_fields (false),< / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   clustering_index (nullptr)< / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   {< / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   < span class = "comment" > // here we set a low # iterations because this is typically used< / span > < / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   < span class = "comment" > // for large clusterings (nb this is not used for the MultiIndex,< / span > < / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   < span class = "comment" > // for which quantizer_trains_alone = true)< / span > < / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   cp.niter = 10;< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   }< / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   < / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   Level1Quantizer::Level1Quantizer ():< / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   quantizer (nullptr),< / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   nlist (0),< / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   quantizer_trains_alone (0), own_fields (false),< / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   clustering_index (nullptr)< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   {}< / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   < / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   Level1Quantizer::~Level1Quantizer ()< / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   {< / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#ab688c629cd42122d73517078b87f483d" > own_fields< / a > ) < span class = "keyword" > delete< / span > < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > ;< / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   }< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   < / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1Level1Quantizer.html#a0069a6ee1e32c2e0c1c7df9a95740dd4" > 60< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a0069a6ee1e32c2e0c1c7df9a95740dd4" > Level1Quantizer::train_q1< / a > (< span class = "keywordtype" > size_t< / span > n, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *x, < span class = "keywordtype" > bool< / span > verbose, < a class = "code" href = "namespacefaiss.html#afd12191c638da74760ff397cf319752c" > MetricType< / a > metric_type)< / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   {< / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   < span class = "keywordtype" > size_t< / span > d = < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > ;< / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#a6e92732617c4dbe364e7678dd8773a7f" > is_trained< / a > & & (< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > == < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > )) {< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < span class = "keywordflow" > if< / span > (verbose)< / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   printf (< span class = "stringliteral" > " IVF quantizer does not need training.\n" < / span > );< / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1dcea762fc322fdcffe64f78994edea0" > quantizer_trains_alone< / a > == 1) {< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   < span class = "keywordflow" > if< / span > (verbose)< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   printf (< span class = "stringliteral" > " IVF quantizer trains alone...\n" < / span > );< / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#abf601502bdbfa02b9d7bcd7b3671b71d" > train< / a > (n, x);< / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#a5590d847c5c2b958affd2a05e58a6f23" > verbose< / a > = verbose;< / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   FAISS_THROW_IF_NOT_MSG (< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > == < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > ,< / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   < span class = "stringliteral" > " nlist not consistent with quantizer size" < / span > );< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1dcea762fc322fdcffe64f78994edea0" > quantizer_trains_alone< / a > == 0) {< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   < span class = "keywordflow" > if< / span > (verbose)< / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   printf (< span class = "stringliteral" > " Training level-1 quantizer on %ld vectors in %ldD\n" < / span > ,< / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   n, d);< / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   < a class = "code" href = "structfaiss_1_1Clustering.html" > Clustering< / a > clus (d, < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > , < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#abb7097ed40b15ba0af08af6d03608f72" > cp< / a > );< / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#a849361f5f0ab0aba8d419c86f2594191" > reset< / a > ();< / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a45d29dd6a5c53789c08e5ceb3f63d989" > clustering_index< / a > ) {< / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   clus.< a class = "code" href = "structfaiss_1_1Clustering.html#a839f210abb11c7a1c7162e336e0ff9cf" > train< / a > (n, x, *< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a45d29dd6a5c53789c08e5ceb3f63d989" > clustering_index< / a > );< / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#a1b5e9ac70adbce0897dd6c8276ad96f2" > add< / a > (< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > , clus.< a class = "code" href = "structfaiss_1_1Clustering.html#a64c5ec0b4a7967d8be2872974b455ff1" > centroids< / a > .data());< / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   clus.< a class = "code" href = "structfaiss_1_1Clustering.html#a839f210abb11c7a1c7162e336e0ff9cf" > train< / a > (n, x, *< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > );< / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   }< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#a6e92732617c4dbe364e7678dd8773a7f" > is_trained< / a > = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1dcea762fc322fdcffe64f78994edea0" > quantizer_trains_alone< / a > == 2) {< / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   < span class = "keywordflow" > if< / span > (verbose)< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   printf (< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   < span class = "stringliteral" > " Training L2 quantizer on %ld vectors in %ldD%s\n" < / span > ,< / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   n, d,< / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a45d29dd6a5c53789c08e5ceb3f63d989" > clustering_index< / a > ? < span class = "stringliteral" > " (user provided index)" < / span > : < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   FAISS_THROW_IF_NOT (metric_type == METRIC_L2);< / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   < a class = "code" href = "structfaiss_1_1Clustering.html" > Clustering< / a > clus (d, < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > , < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#abb7097ed40b15ba0af08af6d03608f72" > cp< / a > );< / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a45d29dd6a5c53789c08e5ceb3f63d989" > clustering_index< / a > ) {< / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   < a class = "code" href = "structfaiss_1_1IndexFlatL2.html" > IndexFlatL2< / a > assigner (d);< / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   clus.< a class = "code" href = "structfaiss_1_1Clustering.html#a839f210abb11c7a1c7162e336e0ff9cf" > train< / a > (n, x, assigner);< / div >
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > 99< / span >   clus.< a class = "code" href = "structfaiss_1_1Clustering.html#a839f210abb11c7a1c7162e336e0ff9cf" > train< / a > (n, x, *< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a45d29dd6a5c53789c08e5ceb3f63d989" > clustering_index< / a > );< / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   }< / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   < span class = "keywordflow" > if< / span > (verbose)< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   printf (< span class = "stringliteral" > " Adding centroids to quantizer\n" < / span > );< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#a1b5e9ac70adbce0897dd6c8276ad96f2" > add< / a > (< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > , clus.< a class = "code" href = "structfaiss_1_1Clustering.html#a64c5ec0b4a7967d8be2872974b455ff1" > centroids< / a > .data());< / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   }< / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   }< / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   < / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   < / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   < / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   < span class = "comment" > /*****************************************< / span > < / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   < span class = "comment" > * IndexIVF implementation< / span > < / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   < span class = "comment" > ******************************************/< / span > < / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   < / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > 113< / span >   < / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a7077b7e60e250b9a84c49ff38205bbbf" > 114< / a > < / span >   IndexIVF::IndexIVF (< a class = "code" href = "structfaiss_1_1Index.html" > Index< / a > * quantizer, < span class = "keywordtype" > size_t< / span > d,< / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > 115< / span >   < span class = "keywordtype" > size_t< / span > nlist, < span class = "keywordtype" > size_t< / span > code_size,< / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   < a class = "code" href = "namespacefaiss.html#afd12191c638da74760ff397cf319752c" > MetricType< / a > metric):< / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   < a class = "code" href = "structfaiss_1_1Index.html" > Index< / a > (d, metric),< / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html" > Level1Quantizer< / a > (quantizer, nlist),< / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   invlists (new < a class = "code" href = "structfaiss_1_1ArrayInvertedLists.html" > ArrayInvertedLists< / a > (nlist, code_size)),< / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   own_invlists (true),< / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   code_size (code_size),< / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   nprobe (1),< / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   max_codes (0),< / div >
< div class = "line" > < a name = "l00124" > < / a > < span class = "lineno" > 124< / span >   parallel_mode (0),< / div >
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   maintain_direct_map (false)< / div >
< div class = "line" > < a name = "l00126" > < / a > < span class = "lineno" > 126< / span >   {< / div >
< div class = "line" > < a name = "l00127" > < / a > < span class = "lineno" > 127< / span >   FAISS_THROW_IF_NOT (d == quantizer-> < a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > );< / div >
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   < a class = "code" href = "structfaiss_1_1Index.html#a6e92732617c4dbe364e7678dd8773a7f" > is_trained< / a > = quantizer-> < a class = "code" href = "structfaiss_1_1Index.html#a6e92732617c4dbe364e7678dd8773a7f" > is_trained< / a > & & (quantizer-> < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > == < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > );< / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   < span class = "comment" > // Spherical by default if the metric is inner_product< / span > < / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Index.html#a8e18f641854b2bde83ecff0a2f9a6f4e" > metric_type< / a > == METRIC_INNER_PRODUCT) {< / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#abb7097ed40b15ba0af08af6d03608f72" > cp< / a > .< a class = "code" href = "structfaiss_1_1ClusteringParameters.html#ad997fb511f574f7ddc69938c21612f8d" > spherical< / a > = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > 132< / span >   }< / div >
< div class = "line" > < a name = "l00133" > < / a > < span class = "lineno" > 133< / span >   < / div >
< div class = "line" > < a name = "l00134" > < / a > < span class = "lineno" > 134< / span >   }< / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > 135< / span >   < / div >
< div class = "line" > < a name = "l00136" > < / a > < span class = "lineno" > 136< / span >   IndexIVF::IndexIVF ():< / div >
< div class = "line" > < a name = "l00137" > < / a > < span class = "lineno" > 137< / span >   invlists (nullptr), own_invlists (false),< / div >
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > 138< / span >   code_size (0),< / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   nprobe (1), max_codes (0), parallel_mode (0),< / div >
< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > 140< / span >   maintain_direct_map (false)< / div >
< div class = "line" > < a name = "l00141" > < / a > < span class = "lineno" > 141< / span >   {}< / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   < / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a821002a9d3a1a74dc8d6f6072eca4075" > 143< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a821002a9d3a1a74dc8d6f6072eca4075" > IndexIVF::add< / a > (idx_t n, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > * x)< / div >
< div class = "line" > < a name = "l00144" > < / a > < span class = "lineno" > 144< / span >   {< / div >
< div class = "line" > < a name = "l00145" > < / a > < span class = "lineno" > 145< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#a14e75169bddcd0251134821416b060a1" > add_with_ids< / a > (n, x, < span class = "keyword" > nullptr< / span > );< / div >
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   }< / div >
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > 147< / span >   < / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   < / div >
< div class = "line" > < a name = "l00149" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a14e75169bddcd0251134821416b060a1" > 149< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a14e75169bddcd0251134821416b060a1" > IndexIVF::add_with_ids< / a > (idx_t n, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > * x, < span class = "keyword" > const< / span > < span class = "keywordtype" > long< / span > *xids)< / div >
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   {< / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   < span class = "comment" > // do some blocking to avoid excessive allocs< / span > < / div >
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   idx_t bs = 65536;< / div >
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   < span class = "keywordflow" > if< / span > (n > bs) {< / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   < span class = "keywordflow" > for< / span > (idx_t i0 = 0; i0 < n; i0 += bs) {< / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   idx_t i1 = std::min (n, i0 + bs);< / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Index.html#a5590d847c5c2b958affd2a05e58a6f23" > verbose< / a > ) {< / div >
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   printf(< span class = "stringliteral" > " IndexIVF::add_with_ids %ld:%ld\n" < / span > , i0, i1);< / div >
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   }< / div >
< div class = "line" > < a name = "l00159" > < / a > < span class = "lineno" > 159< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#a14e75169bddcd0251134821416b060a1" > add_with_ids< / a > (i1 - i0, x + i0 * < a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > ,< / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   xids ? xids + i0 : < span class = "keyword" > nullptr< / span > );< / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   }< / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   }< / div >
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   < / div >
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > 165< / span >   FAISS_THROW_IF_NOT (< a class = "code" href = "structfaiss_1_1Index.html#a6e92732617c4dbe364e7678dd8773a7f" > is_trained< / a > );< / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > 166< / span >   std::unique_ptr< idx_t []> idx(< span class = "keyword" > new< / span > idx_t[n]);< / div >
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#a8bc5d8d1cd0dd7b34b3c98a9f76b4a9c" > assign< / a > (n, x, idx.get());< / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   < span class = "keywordtype" > size_t< / span > nadd = 0, nminus1 = 0;< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > 170< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < n; i++) {< / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   < span class = "keywordflow" > if< / span > (idx[i] < 0) nminus1++;< / div >
< div class = "line" > < a name = "l00172" > < / a > < span class = "lineno" > 172< / span >   }< / div >
< div class = "line" > < a name = "l00173" > < / a > < span class = "lineno" > 173< / span >   < / div >
< div class = "line" > < a name = "l00174" > < / a > < span class = "lineno" > 174< / span >   std::unique_ptr< uint8_t []> flat_codes(< span class = "keyword" > new< / span > uint8_t [n * < a class = "code" href = "structfaiss_1_1IndexIVF.html#a46d1aeddb60643c5b3f096147c3e028f" > code_size< / a > ]);< / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#a2f16f939a418d8e58ff43f4ee0dc17cc" > encode_vectors< / a > (n, x, idx.get(), flat_codes.get());< / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   < / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   < span class = "preprocessor" > #pragma omp parallel reduction(+: nadd)< / span > < / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   < span class = "preprocessor" > < / span > {< / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   < span class = "keywordtype" > int< / span > nt = omp_get_num_threads();< / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   < span class = "keywordtype" > int< / span > rank = omp_get_thread_num();< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > 182< / span >   < span class = "comment" > // each thread takes care of a subset of lists< / span > < / div >
< div class = "line" > < a name = "l00183" > < / a > < span class = "lineno" > 183< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < n; i++) {< / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   < span class = "keywordtype" > long< / span > list_no = idx [i];< / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   < span class = "keywordflow" > if< / span > (list_no > = 0 & & list_no % nt == rank) {< / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   < span class = "keywordtype" > long< / span > < span class = "keywordtype" > id< / span > = xids ? xids[i] : < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > + i;< / div >
< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#acd3e36cc06fc49e02773e403a84dba95" > add_entry< / a > (list_no, < span class = "keywordtype" > id< / span > ,< / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   flat_codes.get() + i * < a class = "code" href = "structfaiss_1_1IndexIVF.html#a46d1aeddb60643c5b3f096147c3e028f" > code_size< / a > );< / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   nadd++;< / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > 190< / span >   }< / div >
< div class = "line" > < a name = "l00191" > < / a > < span class = "lineno" > 191< / span >   }< / div >
< div class = "line" > < a name = "l00192" > < / a > < span class = "lineno" > 192< / span >   }< / div >
< div class = "line" > < a name = "l00193" > < / a > < span class = "lineno" > 193< / span >   < / div >
< div class = "line" > < a name = "l00194" > < / a > < span class = "lineno" > 194< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Index.html#a5590d847c5c2b958affd2a05e58a6f23" > verbose< / a > ) {< / div >
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   printf(< span class = "stringliteral" > " added %ld / %ld vectors (%ld -1s)\n" < / span > , nadd, n, nminus1);< / div >
< div class = "line" > < a name = "l00196" > < / a > < span class = "lineno" > 196< / span >   }< / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > 197< / span >   < / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > += n;< / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > 199< / span >   }< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   < / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a1c11ce77f459e2ab3e5d9a4c2263ad89" > 202< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a1c11ce77f459e2ab3e5d9a4c2263ad89" > IndexIVF::make_direct_map< / a > (< span class = "keywordtype" > bool< / span > new_maintain_direct_map)< / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   {< / div >
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   < span class = "comment" > // nothing to do< / span > < / div >
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   < span class = "keywordflow" > if< / span > (new_maintain_direct_map == < a class = "code" href = "structfaiss_1_1IndexIVF.html#aedd0c14b5654295b291638ec7f9f9517" > maintain_direct_map< / a > )< / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   < / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   < span class = "keywordflow" > if< / span > (new_maintain_direct_map) {< / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   direct_map.resize (< a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > , -1);< / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > key = 0; key < < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > ; key++) {< / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   < span class = "keywordtype" > size_t< / span > list_size = < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#a9bd256053ee360473842105460fe285f" > list_size< / a > (key);< / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   < a class = "code" href = "structfaiss_1_1InvertedLists_1_1ScopedIds.html" > ScopedIds< / a > idlist (< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > , key);< / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   < / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > 214< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > long< / span > ofs = 0; ofs < list_size; ofs++) {< / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   FAISS_THROW_IF_NOT_MSG (< / div >
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   0 < = idlist [ofs] & & idlist[ofs] < < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > ,< / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   < span class = "stringliteral" > " direct map supported only for seuquential ids" < / span > );< / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   direct_map [idlist [ofs]] = key < < 32 | ofs;< / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   }< / div >
< div class = "line" > < a name = "l00220" > < / a > < span class = "lineno" > 220< / span >   }< / div >
< div class = "line" > < a name = "l00221" > < / a > < span class = "lineno" > 221< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00222" > < / a > < span class = "lineno" > 222< / span >   direct_map.clear ();< / div >
< div class = "line" > < a name = "l00223" > < / a > < span class = "lineno" > 223< / span >   }< / div >
< div class = "line" > < a name = "l00224" > < / a > < span class = "lineno" > 224< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aedd0c14b5654295b291638ec7f9f9517" > maintain_direct_map< / a > = new_maintain_direct_map;< / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   }< / div >
< div class = "line" > < a name = "l00226" > < / a > < span class = "lineno" > 226< / span >   < / div >
< div class = "line" > < a name = "l00227" > < / a > < span class = "lineno" > 227< / span >   < / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#ae2fd47b7d52603659e269aa8f6abb613" > 228< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#ae2fd47b7d52603659e269aa8f6abb613" > IndexIVF::search< / a > (idx_t n, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *x, idx_t k,< / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   < span class = "keywordtype" > float< / span > *distances, idx_t *labels)< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > 230< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > 231< / span >   < span class = "keywordtype" > long< / span > * idx = < span class = "keyword" > new< / span > < span class = "keywordtype" > long< / span > [n * < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > ];< / div >
< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   < a class = "code" href = "structfaiss_1_1ScopeDeleter.html" > ScopeDeleter< long> < / a > del (idx);< / div >
< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   < span class = "keywordtype" > float< / span > * coarse_dis = < span class = "keyword" > new< / span > < span class = "keywordtype" > float< / span > [n * < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > ];< / div >
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > 234< / span >   < a class = "code" href = "structfaiss_1_1ScopeDeleter.html" > ScopeDeleter< float> < / a > del2 (coarse_dis);< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   < span class = "keywordtype" > double< / span > t0 = < a class = "code" href = "namespacefaiss.html#af2a71f7d5402ae02ce169a4cc83020eb" > getmillisecs< / a > ();< / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#aced51b1ebc33c47ab3ae15ea906559a7" > search< / a > (n, x, < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > , coarse_dis, idx);< / div >
< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > 238< / span >   indexIVF_stats.quantization_time += < a class = "code" href = "namespacefaiss.html#af2a71f7d5402ae02ce169a4cc83020eb" > getmillisecs< / a > () - t0;< / div >
< div class = "line" > < a name = "l00239" > < / a > < span class = "lineno" > 239< / span >   < / div >
< div class = "line" > < a name = "l00240" > < / a > < span class = "lineno" > 240< / span >   t0 = < a class = "code" href = "namespacefaiss.html#af2a71f7d5402ae02ce169a4cc83020eb" > getmillisecs< / a > ();< / div >
< div class = "line" > < a name = "l00241" > < / a > < span class = "lineno" > 241< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#ac537aa14d2731c0ff907169211389b76" > prefetch_lists< / a > (idx, n * < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > );< / div >
< div class = "line" > < a name = "l00242" > < / a > < span class = "lineno" > 242< / span >   < / div >
< div class = "line" > < a name = "l00243" > < / a > < span class = "lineno" > 243< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#a7cf3a1963394f87d61913420a66eb468" > search_preassigned< / a > (n, x, k, idx, coarse_dis,< / div >
< div class = "line" > < a name = "l00244" > < / a > < span class = "lineno" > 244< / span >   distances, labels, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a name = "l00245" > < / a > < span class = "lineno" > 245< / span >   indexIVF_stats.search_time += < a class = "code" href = "namespacefaiss.html#af2a71f7d5402ae02ce169a4cc83020eb" > getmillisecs< / a > () - t0;< / div >
< div class = "line" > < a name = "l00246" > < / a > < span class = "lineno" > 246< / span >   }< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00247" > < / a > < span class = "lineno" > 247< / span >   < / div >
< div class = "line" > < a name = "l00248" > < / a > < span class = "lineno" > 248< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00249" > < / a > < span class = "lineno" > 249< / span >   < / div >
< div class = "line" > < a name = "l00250" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a7cf3a1963394f87d61913420a66eb468" > 250< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a7cf3a1963394f87d61913420a66eb468" > IndexIVF::search_preassigned< / a > (idx_t n, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *x, idx_t k,< / div >
< div class = "line" > < a name = "l00251" > < / a > < span class = "lineno" > 251< / span >   < span class = "keyword" > const< / span > idx_t *keys,< / div >
< div class = "line" > < a name = "l00252" > < / a > < span class = "lineno" > 252< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *coarse_dis ,< / div >
< div class = "line" > < a name = "l00253" > < / a > < span class = "lineno" > 253< / span >   < span class = "keywordtype" > float< / span > *distances, idx_t *labels,< / div >
< div class = "line" > < a name = "l00254" > < / a > < span class = "lineno" > 254< / span >   < span class = "keywordtype" > bool< / span > store_pairs,< / div >
< div class = "line" > < a name = "l00255" > < / a > < span class = "lineno" > 255< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structfaiss_1_1IVFSearchParameters.html" > IVFSearchParameters< / a > *params)< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00256" > < / a > < span class = "lineno" > 256< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00257" > < / a > < span class = "lineno" > 257< / span >   < span class = "keywordtype" > long< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > = params ? params-> < a class = "code" href = "structfaiss_1_1IVFSearchParameters.html#a1183c0b7d9ffd5154b32765175f2a9cc" > nprobe< / a > : this-> < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > ;< / div >
< div class = "line" > < a name = "l00258" > < / a > < span class = "lineno" > 258< / span >   < span class = "keywordtype" > long< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a7f2dd34f66f8770acba74a0a591fa4a8" > max_codes< / a > = params ? params-> < a class = "code" href = "structfaiss_1_1IVFSearchParameters.html#ac3e01728f6376ad727340525b2138782" > max_codes< / a > : this-> < a class = "code" href = "structfaiss_1_1IndexIVF.html#a7f2dd34f66f8770acba74a0a591fa4a8" > max_codes< / a > ;< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00259" > < / a > < span class = "lineno" > 259< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00260" > < / a > < span class = "lineno" > 260< / span >   < span class = "keywordtype" > size_t< / span > nlistv = 0, ndis = 0, nheap = 0;< / div >
< div class = "line" > < a name = "l00261" > < / a > < span class = "lineno" > 261< / span >   < / div >
< div class = "line" > < a name = "l00262" > < / a > < span class = "lineno" > 262< / span >   < span class = "keyword" > using< / span > HeapForIP = < a class = "code" href = "structfaiss_1_1CMin.html" > CMin< float, idx_t> < / a > ;< / div >
< div class = "line" > < a name = "l00263" > < / a > < span class = "lineno" > 263< / span >   < span class = "keyword" > using< / span > HeapForL2 = < a class = "code" href = "structfaiss_1_1CMax.html" > CMax< float, idx_t> < / a > ;< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00264" > < / a > < span class = "lineno" > 264< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00265" > < / a > < span class = "lineno" > 265< / span >   idx_t check_period = < a class = "code" href = "structfaiss_1_1InterruptCallback.html#a1e4134a6b41f93d2405e030527573728" > InterruptCallback::get_period_hint< / a > < / div >
< div class = "line" > < a name = "l00266" > < / a > < span class = "lineno" > 266< / span >   (nprobe * < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > * < a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > / < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > );< / div >
< div class = "line" > < a name = "l00267" > < / a > < span class = "lineno" > 267< / span >   < / div >
< div class = "line" > < a name = "l00268" > < / a > < span class = "lineno" > 268< / span >   < span class = "keywordflow" > for< / span > (idx_t i0 = 0; i0 < n; i0 += check_period) {< / div >
< div class = "line" > < a name = "l00269" > < / a > < span class = "lineno" > 269< / span >   idx_t i1 = std::min(i0 + check_period, n);< / div >
< div class = "line" > < a name = "l00270" > < / a > < span class = "lineno" > 270< / span >   < / div >
< div class = "line" > < a name = "l00271" > < / a > < span class = "lineno" > 271< / span >   < span class = "preprocessor" > #pragma omp parallel reduction(+: nlistv, ndis, nheap)< / span > < / div >
< div class = "line" > < a name = "l00272" > < / a > < span class = "lineno" > 272< / span >   < span class = "preprocessor" > < / span > {< / div >
< div class = "line" > < a name = "l00273" > < / a > < span class = "lineno" > 273< / span >   < a class = "code" href = "structfaiss_1_1InvertedListScanner.html" > InvertedListScanner< / a > *scanner = < a class = "code" href = "structfaiss_1_1IndexIVF.html#abdf74276df83acf76023f105516fe881" > get_InvertedListScanner< / a > (store_pairs);< / div >
< div class = "line" > < a name = "l00274" > < / a > < span class = "lineno" > 274< / span >   < a class = "code" href = "structfaiss_1_1ScopeDeleter1.html" > ScopeDeleter1< InvertedListScanner> < / a > del(scanner);< / div >
< div class = "line" > < a name = "l00275" > < / a > < span class = "lineno" > 275< / span >   < / div >
< div class = "line" > < a name = "l00276" > < / a > < span class = "lineno" > 276< / span >   < span class = "comment" > /*****************************************************< / span > < / div >
< div class = "line" > < a name = "l00277" > < / a > < span class = "lineno" > 277< / span >   < span class = "comment" > * Depending on parallel_mode, there are two possible ways< / span > < / div >
< div class = "line" > < a name = "l00278" > < / a > < span class = "lineno" > 278< / span >   < span class = "comment" > * to organize the search. Here we define local functions< / span > < / div >
< div class = "line" > < a name = "l00279" > < / a > < span class = "lineno" > 279< / span >   < span class = "comment" > * that are in common between the two< / span > < / div >
< div class = "line" > < a name = "l00280" > < / a > < span class = "lineno" > 280< / span >   < span class = "comment" > ******************************************************/< / span > < / div >
2018-02-23 16:44:31 +01:00
< div class = "line" > < a name = "l00281" > < / a > < span class = "lineno" > 281< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00282" > < / a > < span class = "lineno" > 282< / span >   < span class = "comment" > // intialize + reorder a result heap< / span > < / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00283" > < / a > < span class = "lineno" > 283< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00284" > < / a > < span class = "lineno" > 284< / span >   < span class = "keyword" > auto< / span > init_result = [& ](< span class = "keywordtype" > float< / span > *simi, idx_t *idxi) {< / div >
< div class = "line" > < a name = "l00285" > < / a > < span class = "lineno" > 285< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Index.html#a8e18f641854b2bde83ecff0a2f9a6f4e" > metric_type< / a > == METRIC_INNER_PRODUCT) {< / div >
< div class = "line" > < a name = "l00286" > < / a > < span class = "lineno" > 286< / span >   heap_heapify< HeapForIP> (k, simi, idxi);< / div >
< div class = "line" > < a name = "l00287" > < / a > < span class = "lineno" > 287< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00288" > < / a > < span class = "lineno" > 288< / span >   heap_heapify< HeapForL2> (k, simi, idxi);< / div >
< div class = "line" > < a name = "l00289" > < / a > < span class = "lineno" > 289< / span >   }< / div >
< div class = "line" > < a name = "l00290" > < / a > < span class = "lineno" > 290< / span >   };< / div >
< div class = "line" > < a name = "l00291" > < / a > < span class = "lineno" > 291< / span >   < / div >
< div class = "line" > < a name = "l00292" > < / a > < span class = "lineno" > 292< / span >   < span class = "keyword" > auto< / span > reorder_result = [& ] (< span class = "keywordtype" > float< / span > *simi, idx_t *idxi) {< / div >
< div class = "line" > < a name = "l00293" > < / a > < span class = "lineno" > 293< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Index.html#a8e18f641854b2bde83ecff0a2f9a6f4e" > metric_type< / a > == METRIC_INNER_PRODUCT) {< / div >
< div class = "line" > < a name = "l00294" > < / a > < span class = "lineno" > 294< / span >   heap_reorder< HeapForIP> (k, simi, idxi);< / div >
< div class = "line" > < a name = "l00295" > < / a > < span class = "lineno" > 295< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00296" > < / a > < span class = "lineno" > 296< / span >   heap_reorder< HeapForL2> (k, simi, idxi);< / div >
< div class = "line" > < a name = "l00297" > < / a > < span class = "lineno" > 297< / span >   }< / div >
< div class = "line" > < a name = "l00298" > < / a > < span class = "lineno" > 298< / span >   };< / div >
< div class = "line" > < a name = "l00299" > < / a > < span class = "lineno" > 299< / span >   < / div >
< div class = "line" > < a name = "l00300" > < / a > < span class = "lineno" > 300< / span >   < span class = "comment" > // single list scan using the current scanner (with query< / span > < / div >
< div class = "line" > < a name = "l00301" > < / a > < span class = "lineno" > 301< / span >   < span class = "comment" > // set porperly) and storing results in simi and idxi< / span > < / div >
< div class = "line" > < a name = "l00302" > < / a > < span class = "lineno" > 302< / span >   < span class = "keyword" > auto< / span > scan_one_list = [& ] (idx_t key, < span class = "keywordtype" > float< / span > coarse_dis_i,< / div >
< div class = "line" > < a name = "l00303" > < / a > < span class = "lineno" > 303< / span >   < span class = "keywordtype" > float< / span > *simi, idx_t *idxi) {< / div >
< div class = "line" > < a name = "l00304" > < / a > < span class = "lineno" > 304< / span >   < / div >
< div class = "line" > < a name = "l00305" > < / a > < span class = "lineno" > 305< / span >   < span class = "keywordflow" > if< / span > (key < 0) {< / div >
< div class = "line" > < a name = "l00306" > < / a > < span class = "lineno" > 306< / span >   < span class = "comment" > // not enough centroids for multiprobe< / span > < / div >
< div class = "line" > < a name = "l00307" > < / a > < span class = "lineno" > 307< / span >   < span class = "keywordflow" > return< / span > (< span class = "keywordtype" > size_t< / span > )0;< / div >
< div class = "line" > < a name = "l00308" > < / a > < span class = "lineno" > 308< / span >   }< / div >
< div class = "line" > < a name = "l00309" > < / a > < span class = "lineno" > 309< / span >   FAISS_THROW_IF_NOT_FMT (key < (idx_t) < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > ,< / div >
< div class = "line" > < a name = "l00310" > < / a > < span class = "lineno" > 310< / span >   < span class = "stringliteral" > " Invalid key=%ld nlist=%ld\n" < / span > ,< / div >
< div class = "line" > < a name = "l00311" > < / a > < span class = "lineno" > 311< / span >   key, nlist);< / div >
< div class = "line" > < a name = "l00312" > < / a > < span class = "lineno" > 312< / span >   < / div >
< div class = "line" > < a name = "l00313" > < / a > < span class = "lineno" > 313< / span >   < span class = "keywordtype" > size_t< / span > list_size = < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#a9bd256053ee360473842105460fe285f" > list_size< / a > (key);< / div >
2018-02-23 16:44:31 +01:00
< div class = "line" > < a name = "l00314" > < / a > < span class = "lineno" > 314< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00315" > < / a > < span class = "lineno" > 315< / span >   < span class = "comment" > // don' t waste time on empty lists< / span > < / div >
< div class = "line" > < a name = "l00316" > < / a > < span class = "lineno" > 316< / span >   < span class = "keywordflow" > if< / span > (list_size == 0) {< / div >
< div class = "line" > < a name = "l00317" > < / a > < span class = "lineno" > 317< / span >   < span class = "keywordflow" > return< / span > (< span class = "keywordtype" > size_t< / span > )0;< / div >
< div class = "line" > < a name = "l00318" > < / a > < span class = "lineno" > 318< / span >   }< / div >
< div class = "line" > < a name = "l00319" > < / a > < span class = "lineno" > 319< / span >   < / div >
< div class = "line" > < a name = "l00320" > < / a > < span class = "lineno" > 320< / span >   scanner-> < a class = "code" href = "structfaiss_1_1InvertedListScanner.html#ae801ea7ba0086a05ace3b779c3acf305" > set_list< / a > (key, coarse_dis_i);< / div >
< div class = "line" > < a name = "l00321" > < / a > < span class = "lineno" > 321< / span >   < / div >
< div class = "line" > < a name = "l00322" > < / a > < span class = "lineno" > 322< / span >   nlistv++;< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00323" > < / a > < span class = "lineno" > 323< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00324" > < / a > < span class = "lineno" > 324< / span >   < a class = "code" href = "structfaiss_1_1InvertedLists_1_1ScopedCodes.html" > InvertedLists::ScopedCodes< / a > scodes (< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > , key);< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00325" > < / a > < span class = "lineno" > 325< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00326" > < / a > < span class = "lineno" > 326< / span >   std::unique_ptr< InvertedLists::ScopedIds> sids;< / div >
< div class = "line" > < a name = "l00327" > < / a > < span class = "lineno" > 327< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > Index::idx_t< / a > * ids = < span class = "keyword" > nullptr< / span > ;< / div >
< div class = "line" > < a name = "l00328" > < / a > < span class = "lineno" > 328< / span >   < / div >
< div class = "line" > < a name = "l00329" > < / a > < span class = "lineno" > 329< / span >   < span class = "keywordflow" > if< / span > (!store_pairs) {< / div >
< div class = "line" > < a name = "l00330" > < / a > < span class = "lineno" > 330< / span >   sids.reset (< span class = "keyword" > new< / span > < a class = "code" href = "structfaiss_1_1InvertedLists_1_1ScopedIds.html" > InvertedLists::ScopedIds< / a > (< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > , key));< / div >
< div class = "line" > < a name = "l00331" > < / a > < span class = "lineno" > 331< / span >   ids = sids-> get();< / div >
< div class = "line" > < a name = "l00332" > < / a > < span class = "lineno" > 332< / span >   }< / div >
< div class = "line" > < a name = "l00333" > < / a > < span class = "lineno" > 333< / span >   < / div >
< div class = "line" > < a name = "l00334" > < / a > < span class = "lineno" > 334< / span >   nheap += scanner-> < a class = "code" href = "structfaiss_1_1InvertedListScanner.html#a218aeaf7cc45bf0bf27c3a8bfa44e303" > scan_codes< / a > (list_size, scodes.get(),< / div >
< div class = "line" > < a name = "l00335" > < / a > < span class = "lineno" > 335< / span >   ids, simi, idxi, k);< / div >
< div class = "line" > < a name = "l00336" > < / a > < span class = "lineno" > 336< / span >   < / div >
< div class = "line" > < a name = "l00337" > < / a > < span class = "lineno" > 337< / span >   < span class = "keywordflow" > return< / span > list_size;< / div >
< div class = "line" > < a name = "l00338" > < / a > < span class = "lineno" > 338< / span >   };< / div >
< div class = "line" > < a name = "l00339" > < / a > < span class = "lineno" > 339< / span >   < / div >
< div class = "line" > < a name = "l00340" > < / a > < span class = "lineno" > 340< / span >   < span class = "comment" > /****************************************************< / span > < / div >
< div class = "line" > < a name = "l00341" > < / a > < span class = "lineno" > 341< / span >   < span class = "comment" > * Actual loops, depending on parallel_mode< / span > < / div >
< div class = "line" > < a name = "l00342" > < / a > < span class = "lineno" > 342< / span >   < span class = "comment" > ****************************************************/< / span > < / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00343" > < / a > < span class = "lineno" > 343< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00344" > < / a > < span class = "lineno" > 344< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1IndexIVF.html#a244ec2067da495ff1493687e0048ae02" > parallel_mode< / a > == 0) {< / div >
< div class = "line" > < a name = "l00345" > < / a > < span class = "lineno" > 345< / span >   < / div >
< div class = "line" > < a name = "l00346" > < / a > < span class = "lineno" > 346< / span >   < span class = "preprocessor" > #pragma omp for< / span > < / div >
< div class = "line" > < a name = "l00347" > < / a > < span class = "lineno" > 347< / span >   < span class = "preprocessor" > < / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = i0; i < i1; i++) {< / div >
< div class = "line" > < a name = "l00348" > < / a > < span class = "lineno" > 348< / span >   < span class = "comment" > // loop over queries< / span > < / div >
< div class = "line" > < a name = "l00349" > < / a > < span class = "lineno" > 349< / span >   scanner-> < a class = "code" href = "structfaiss_1_1InvertedListScanner.html#a97cab8fbf8203bdda6c42fc4b8f92319" > set_query< / a > (x + i * < a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > );< / div >
< div class = "line" > < a name = "l00350" > < / a > < span class = "lineno" > 350< / span >   < span class = "keywordtype" > float< / span > * simi = distances + i * k;< / div >
< div class = "line" > < a name = "l00351" > < / a > < span class = "lineno" > 351< / span >   idx_t * idxi = labels + i * k;< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00352" > < / a > < span class = "lineno" > 352< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00353" > < / a > < span class = "lineno" > 353< / span >   init_result (simi, idxi);< / div >
< div class = "line" > < a name = "l00354" > < / a > < span class = "lineno" > 354< / span >   < / div >
< div class = "line" > < a name = "l00355" > < / a > < span class = "lineno" > 355< / span >   < span class = "keywordtype" > long< / span > nscan = 0;< / div >
< div class = "line" > < a name = "l00356" > < / a > < span class = "lineno" > 356< / span >   < / div >
< div class = "line" > < a name = "l00357" > < / a > < span class = "lineno" > 357< / span >   < span class = "comment" > // loop over probes< / span > < / div >
< div class = "line" > < a name = "l00358" > < / a > < span class = "lineno" > 358< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > ik = 0; ik < < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > ; ik++) {< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00359" > < / a > < span class = "lineno" > 359< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00360" > < / a > < span class = "lineno" > 360< / span >   nscan += scan_one_list (< / div >
< div class = "line" > < a name = "l00361" > < / a > < span class = "lineno" > 361< / span >   keys [i * nprobe + ik],< / div >
< div class = "line" > < a name = "l00362" > < / a > < span class = "lineno" > 362< / span >   coarse_dis[i * nprobe + ik],< / div >
< div class = "line" > < a name = "l00363" > < / a > < span class = "lineno" > 363< / span >   simi, idxi< / div >
< div class = "line" > < a name = "l00364" > < / a > < span class = "lineno" > 364< / span >   );< / div >
< div class = "line" > < a name = "l00365" > < / a > < span class = "lineno" > 365< / span >   < / div >
< div class = "line" > < a name = "l00366" > < / a > < span class = "lineno" > 366< / span >   < span class = "keywordflow" > if< / span > (max_codes & & nscan > = max_codes) {< / div >
< div class = "line" > < a name = "l00367" > < / a > < span class = "lineno" > 367< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00368" > < / a > < span class = "lineno" > 368< / span >   }< / div >
< div class = "line" > < a name = "l00369" > < / a > < span class = "lineno" > 369< / span >   }< / div >
< div class = "line" > < a name = "l00370" > < / a > < span class = "lineno" > 370< / span >   < / div >
< div class = "line" > < a name = "l00371" > < / a > < span class = "lineno" > 371< / span >   ndis += nscan;< / div >
< div class = "line" > < a name = "l00372" > < / a > < span class = "lineno" > 372< / span >   reorder_result (simi, idxi);< / div >
< div class = "line" > < a name = "l00373" > < / a > < span class = "lineno" > 373< / span >   } < span class = "comment" > // parallel for< / span > < / div >
< div class = "line" > < a name = "l00374" > < / a > < span class = "lineno" > 374< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1IndexIVF.html#a244ec2067da495ff1493687e0048ae02" > parallel_mode< / a > == 1) {< / div >
< div class = "line" > < a name = "l00375" > < / a > < span class = "lineno" > 375< / span >   std::vector < idx_t> local_idx (k);< / div >
< div class = "line" > < a name = "l00376" > < / a > < span class = "lineno" > 376< / span >   std::vector < float> local_dis (k);< / div >
< div class = "line" > < a name = "l00377" > < / a > < span class = "lineno" > 377< / span >   < / div >
< div class = "line" > < a name = "l00378" > < / a > < span class = "lineno" > 378< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = i0; i < i1; i++) {< / div >
< div class = "line" > < a name = "l00379" > < / a > < span class = "lineno" > 379< / span >   scanner-> < a class = "code" href = "structfaiss_1_1InvertedListScanner.html#a97cab8fbf8203bdda6c42fc4b8f92319" > set_query< / a > (x + i * < a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > );< / div >
< div class = "line" > < a name = "l00380" > < / a > < span class = "lineno" > 380< / span >   init_result (local_dis.data(), local_idx.data());< / div >
< div class = "line" > < a name = "l00381" > < / a > < span class = "lineno" > 381< / span >   < / div >
< div class = "line" > < a name = "l00382" > < / a > < span class = "lineno" > 382< / span >   < span class = "preprocessor" > #pragma omp for schedule(dynamic)< / span > < / div >
< div class = "line" > < a name = "l00383" > < / a > < span class = "lineno" > 383< / span >   < span class = "preprocessor" > < / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > ik = 0; ik < < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > ; ik++) {< / div >
< div class = "line" > < a name = "l00384" > < / a > < span class = "lineno" > 384< / span >   ndis += scan_one_list (< / div >
< div class = "line" > < a name = "l00385" > < / a > < span class = "lineno" > 385< / span >   keys [i * nprobe + ik],< / div >
< div class = "line" > < a name = "l00386" > < / a > < span class = "lineno" > 386< / span >   coarse_dis[i * nprobe + ik],< / div >
< div class = "line" > < a name = "l00387" > < / a > < span class = "lineno" > 387< / span >   local_dis.data(), local_idx.data()< / div >
< div class = "line" > < a name = "l00388" > < / a > < span class = "lineno" > 388< / span >   );< / div >
< div class = "line" > < a name = "l00389" > < / a > < span class = "lineno" > 389< / span >   < / div >
< div class = "line" > < a name = "l00390" > < / a > < span class = "lineno" > 390< / span >   < span class = "comment" > // can' t do the test on max_codes< / span > < / div >
< div class = "line" > < a name = "l00391" > < / a > < span class = "lineno" > 391< / span >   }< / div >
< div class = "line" > < a name = "l00392" > < / a > < span class = "lineno" > 392< / span >   < span class = "comment" > // merge thread-local results< / span > < / div >
< div class = "line" > < a name = "l00393" > < / a > < span class = "lineno" > 393< / span >   < / div >
< div class = "line" > < a name = "l00394" > < / a > < span class = "lineno" > 394< / span >   < span class = "keywordtype" > float< / span > * simi = distances + i * k;< / div >
< div class = "line" > < a name = "l00395" > < / a > < span class = "lineno" > 395< / span >   idx_t * idxi = labels + i * k;< / div >
< div class = "line" > < a name = "l00396" > < / a > < span class = "lineno" > 396< / span >   < span class = "preprocessor" > #pragma omp single< / span > < / div >
< div class = "line" > < a name = "l00397" > < / a > < span class = "lineno" > 397< / span >   < span class = "preprocessor" > < / span > init_result (simi, idxi);< / div >
< div class = "line" > < a name = "l00398" > < / a > < span class = "lineno" > 398< / span >   < / div >
< div class = "line" > < a name = "l00399" > < / a > < span class = "lineno" > 399< / span >   < span class = "preprocessor" > #pragma omp barrier< / span > < / div >
< div class = "line" > < a name = "l00400" > < / a > < span class = "lineno" > 400< / span >   < span class = "preprocessor" > < / span > < span class = "preprocessor" > #pragma omp critical< / span > < / div >
< div class = "line" > < a name = "l00401" > < / a > < span class = "lineno" > 401< / span >   < span class = "preprocessor" > < / span > {< / div >
< div class = "line" > < a name = "l00402" > < / a > < span class = "lineno" > 402< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Index.html#a8e18f641854b2bde83ecff0a2f9a6f4e" > metric_type< / a > == METRIC_INNER_PRODUCT) {< / div >
< div class = "line" > < a name = "l00403" > < / a > < span class = "lineno" > 403< / span >   heap_addn< HeapForIP> < / div >
< div class = "line" > < a name = "l00404" > < / a > < span class = "lineno" > 404< / span >   (k, simi, idxi,< / div >
< div class = "line" > < a name = "l00405" > < / a > < span class = "lineno" > 405< / span >   local_dis.data(), local_idx.data(), k);< / div >
< div class = "line" > < a name = "l00406" > < / a > < span class = "lineno" > 406< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00407" > < / a > < span class = "lineno" > 407< / span >   heap_addn< HeapForL2> < / div >
< div class = "line" > < a name = "l00408" > < / a > < span class = "lineno" > 408< / span >   (k, simi, idxi,< / div >
< div class = "line" > < a name = "l00409" > < / a > < span class = "lineno" > 409< / span >   local_dis.data(), local_idx.data(), k);< / div >
< div class = "line" > < a name = "l00410" > < / a > < span class = "lineno" > 410< / span >   }< / div >
< div class = "line" > < a name = "l00411" > < / a > < span class = "lineno" > 411< / span >   }< / div >
< div class = "line" > < a name = "l00412" > < / a > < span class = "lineno" > 412< / span >   < span class = "preprocessor" > #pragma omp barrier< / span > < / div >
< div class = "line" > < a name = "l00413" > < / a > < span class = "lineno" > 413< / span >   < span class = "preprocessor" > < / span > < span class = "preprocessor" > #pragma omp single< / span > < / div >
< div class = "line" > < a name = "l00414" > < / a > < span class = "lineno" > 414< / span >   < span class = "preprocessor" > < / span > reorder_result (simi, idxi);< / div >
< div class = "line" > < a name = "l00415" > < / a > < span class = "lineno" > 415< / span >   }< / div >
< div class = "line" > < a name = "l00416" > < / a > < span class = "lineno" > 416< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00417" > < / a > < span class = "lineno" > 417< / span >   FAISS_THROW_FMT (< span class = "stringliteral" > " parallel_mode %d not supported\n" < / span > ,< / div >
< div class = "line" > < a name = "l00418" > < / a > < span class = "lineno" > 418< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#a244ec2067da495ff1493687e0048ae02" > parallel_mode< / a > );< / div >
< div class = "line" > < a name = "l00419" > < / a > < span class = "lineno" > 419< / span >   }< / div >
< div class = "line" > < a name = "l00420" > < / a > < span class = "lineno" > 420< / span >   } < span class = "comment" > // loop over blocks< / span > < / div >
< div class = "line" > < a name = "l00421" > < / a > < span class = "lineno" > 421< / span >   < a class = "code" href = "structfaiss_1_1InterruptCallback.html#a6b7b2569b2d3a88daea65b469a24e378" > InterruptCallback::check< / a > ();< / div >
< div class = "line" > < a name = "l00422" > < / a > < span class = "lineno" > 422< / span >   } < span class = "comment" > // loop over blocks< / span > < / div >
< div class = "line" > < a name = "l00423" > < / a > < span class = "lineno" > 423< / span >   < / div >
< div class = "line" > < a name = "l00424" > < / a > < span class = "lineno" > 424< / span >   indexIVF_stats.nq += n;< / div >
< div class = "line" > < a name = "l00425" > < / a > < span class = "lineno" > 425< / span >   indexIVF_stats.nlist += nlistv;< / div >
< div class = "line" > < a name = "l00426" > < / a > < span class = "lineno" > 426< / span >   indexIVF_stats.ndis += ndis;< / div >
< div class = "line" > < a name = "l00427" > < / a > < span class = "lineno" > 427< / span >   indexIVF_stats.nheap_updates += nheap;< / div >
2018-02-23 16:44:31 +01:00
< div class = "line" > < a name = "l00428" > < / a > < span class = "lineno" > 428< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00429" > < / a > < span class = "lineno" > 429< / span >   }< / div >
2018-02-23 16:44:31 +01:00
< div class = "line" > < a name = "l00430" > < / a > < span class = "lineno" > 430< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00431" > < / a > < span class = "lineno" > 431< / span >   < / div >
< div class = "line" > < a name = "l00432" > < / a > < span class = "lineno" > 432< / span >   < / div >
< div class = "line" > < a name = "l00433" > < / a > < span class = "lineno" > 433< / span >   < / div >
< div class = "line" > < a name = "l00434" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a5b7b4b3dc5ea40f7076a00c81cc83d66" > 434< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a5b7b4b3dc5ea40f7076a00c81cc83d66" > IndexIVF::range_search< / a > (idx_t nx, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *x, < span class = "keywordtype" > float< / span > radius,< / div >
< div class = "line" > < a name = "l00435" > < / a > < span class = "lineno" > 435< / span >   < a class = "code" href = "structfaiss_1_1RangeSearchResult.html" > RangeSearchResult< / a > *result)< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00436" > < / a > < span class = "lineno" > 436< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00437" > < / a > < span class = "lineno" > 437< / span >   std::unique_ptr< idx_t[]> keys (< span class = "keyword" > new< / span > idx_t[nx * < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > ]);< / div >
< div class = "line" > < a name = "l00438" > < / a > < span class = "lineno" > 438< / span >   std::unique_ptr< float []> coarse_dis (< span class = "keyword" > new< / span > < span class = "keywordtype" > float< / span > [nx * nprobe]);< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00439" > < / a > < span class = "lineno" > 439< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00440" > < / a > < span class = "lineno" > 440< / span >   < span class = "keywordtype" > double< / span > t0 = < a class = "code" href = "namespacefaiss.html#af2a71f7d5402ae02ce169a4cc83020eb" > getmillisecs< / a > ();< / div >
< div class = "line" > < a name = "l00441" > < / a > < span class = "lineno" > 441< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#aced51b1ebc33c47ab3ae15ea906559a7" > search< / a > (nx, x, nprobe, coarse_dis.get (), keys.get ());< / div >
< div class = "line" > < a name = "l00442" > < / a > < span class = "lineno" > 442< / span >   indexIVF_stats.quantization_time += < a class = "code" href = "namespacefaiss.html#af2a71f7d5402ae02ce169a4cc83020eb" > getmillisecs< / a > () - t0;< / div >
< div class = "line" > < a name = "l00443" > < / a > < span class = "lineno" > 443< / span >   < / div >
< div class = "line" > < a name = "l00444" > < / a > < span class = "lineno" > 444< / span >   t0 = < a class = "code" href = "namespacefaiss.html#af2a71f7d5402ae02ce169a4cc83020eb" > getmillisecs< / a > ();< / div >
< div class = "line" > < a name = "l00445" > < / a > < span class = "lineno" > 445< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#ac537aa14d2731c0ff907169211389b76" > prefetch_lists< / a > (keys.get(), nx * < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > );< / div >
< div class = "line" > < a name = "l00446" > < / a > < span class = "lineno" > 446< / span >   < / div >
< div class = "line" > < a name = "l00447" > < / a > < span class = "lineno" > 447< / span >   range_search_preassigned (nx, x, radius, keys.get (), coarse_dis.get (),< / div >
< div class = "line" > < a name = "l00448" > < / a > < span class = "lineno" > 448< / span >   result);< / div >
< div class = "line" > < a name = "l00449" > < / a > < span class = "lineno" > 449< / span >   < / div >
< div class = "line" > < a name = "l00450" > < / a > < span class = "lineno" > 450< / span >   indexIVF_stats.search_time += < a class = "code" href = "namespacefaiss.html#af2a71f7d5402ae02ce169a4cc83020eb" > getmillisecs< / a > () - t0;< / div >
< div class = "line" > < a name = "l00451" > < / a > < span class = "lineno" > 451< / span >   }< / div >
< div class = "line" > < a name = "l00452" > < / a > < span class = "lineno" > 452< / span >   < / div >
< div class = "line" > < a name = "l00453" > < / a > < span class = "lineno" > 453< / span >   < span class = "keywordtype" > void< / span > IndexIVF::range_search_preassigned (< / div >
< div class = "line" > < a name = "l00454" > < / a > < span class = "lineno" > 454< / span >   idx_t nx, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *x, < span class = "keywordtype" > float< / span > radius,< / div >
< div class = "line" > < a name = "l00455" > < / a > < span class = "lineno" > 455< / span >   < span class = "keyword" > const< / span > idx_t *keys, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *coarse_dis,< / div >
< div class = "line" > < a name = "l00456" > < / a > < span class = "lineno" > 456< / span >   < a class = "code" href = "structfaiss_1_1RangeSearchResult.html" > RangeSearchResult< / a > *result)< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00457" > < / a > < span class = "lineno" > 457< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00458" > < / a > < span class = "lineno" > 458< / span >   < / div >
< div class = "line" > < a name = "l00459" > < / a > < span class = "lineno" > 459< / span >   < span class = "keywordtype" > size_t< / span > nlistv = 0, ndis = 0;< / div >
< div class = "line" > < a name = "l00460" > < / a > < span class = "lineno" > 460< / span >   < span class = "keywordtype" > bool< / span > store_pairs = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00461" > < / a > < span class = "lineno" > 461< / span >   < / div >
< div class = "line" > < a name = "l00462" > < / a > < span class = "lineno" > 462< / span >   std::vector< RangeSearchPartialResult *> all_pres (omp_get_max_threads());< / div >
< div class = "line" > < a name = "l00463" > < / a > < span class = "lineno" > 463< / span >   < / div >
< div class = "line" > < a name = "l00464" > < / a > < span class = "lineno" > 464< / span >   < span class = "preprocessor" > #pragma omp parallel reduction(+: nlistv, ndis)< / span > < / div >
< div class = "line" > < a name = "l00465" > < / a > < span class = "lineno" > 465< / span >   < span class = "preprocessor" > < / span > {< / div >
< div class = "line" > < a name = "l00466" > < / a > < span class = "lineno" > 466< / span >   < a class = "code" href = "structfaiss_1_1RangeSearchPartialResult.html" > RangeSearchPartialResult< / a > pres(result);< / div >
< div class = "line" > < a name = "l00467" > < / a > < span class = "lineno" > 467< / span >   std::unique_ptr< InvertedListScanner> scanner< / div >
< div class = "line" > < a name = "l00468" > < / a > < span class = "lineno" > 468< / span >   (< a class = "code" href = "structfaiss_1_1IndexIVF.html#abdf74276df83acf76023f105516fe881" > get_InvertedListScanner< / a > (store_pairs));< / div >
< div class = "line" > < a name = "l00469" > < / a > < span class = "lineno" > 469< / span >   FAISS_THROW_IF_NOT (scanner.get ());< / div >
< div class = "line" > < a name = "l00470" > < / a > < span class = "lineno" > 470< / span >   all_pres[omp_get_thread_num()] = & pres;< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00471" > < / a > < span class = "lineno" > 471< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00472" > < / a > < span class = "lineno" > 472< / span >   < span class = "comment" > // prepare the list scanning function< / span > < / div >
< div class = "line" > < a name = "l00473" > < / a > < span class = "lineno" > 473< / span >   < / div >
< div class = "line" > < a name = "l00474" > < / a > < span class = "lineno" > 474< / span >   < span class = "keyword" > auto< / span > scan_list_func = [& ](< span class = "keywordtype" > size_t< / span > i, < span class = "keywordtype" > size_t< / span > ik, < a class = "code" href = "structfaiss_1_1RangeQueryResult.html" > RangeQueryResult< / a > & qres) {< / div >
< div class = "line" > < a name = "l00475" > < / a > < span class = "lineno" > 475< / span >   < / div >
< div class = "line" > < a name = "l00476" > < / a > < span class = "lineno" > 476< / span >   idx_t key = keys[i * < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > + ik]; < span class = "comment" > /* select the list */< / span > < / div >
< div class = "line" > < a name = "l00477" > < / a > < span class = "lineno" > 477< / span >   < span class = "keywordflow" > if< / span > (key < 0) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00478" > < / a > < span class = "lineno" > 478< / span >   FAISS_THROW_IF_NOT_FMT (< / div >
< div class = "line" > < a name = "l00479" > < / a > < span class = "lineno" > 479< / span >   key < (idx_t) < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > ,< / div >
< div class = "line" > < a name = "l00480" > < / a > < span class = "lineno" > 480< / span >   < span class = "stringliteral" > " Invalid key=%ld at ik=%ld nlist=%ld\n" < / span > ,< / div >
< div class = "line" > < a name = "l00481" > < / a > < span class = "lineno" > 481< / span >   key, ik, nlist);< / div >
< div class = "line" > < a name = "l00482" > < / a > < span class = "lineno" > 482< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > list_size = < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#a9bd256053ee360473842105460fe285f" > list_size< / a > (key);< / div >
< div class = "line" > < a name = "l00483" > < / a > < span class = "lineno" > 483< / span >   < / div >
< div class = "line" > < a name = "l00484" > < / a > < span class = "lineno" > 484< / span >   < span class = "keywordflow" > if< / span > (list_size == 0) < span class = "keywordflow" > return< / span > ;< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00485" > < / a > < span class = "lineno" > 485< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00486" > < / a > < span class = "lineno" > 486< / span >   < a class = "code" href = "structfaiss_1_1InvertedLists_1_1ScopedCodes.html" > InvertedLists::ScopedCodes< / a > scodes (< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > , key);< / div >
< div class = "line" > < a name = "l00487" > < / a > < span class = "lineno" > 487< / span >   < a class = "code" href = "structfaiss_1_1InvertedLists_1_1ScopedIds.html" > InvertedLists::ScopedIds< / a > ids (< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > , key);< / div >
< div class = "line" > < a name = "l00488" > < / a > < span class = "lineno" > 488< / span >   < / div >
< div class = "line" > < a name = "l00489" > < / a > < span class = "lineno" > 489< / span >   scanner-> set_list (key, coarse_dis[i * < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > + ik]);< / div >
< div class = "line" > < a name = "l00490" > < / a > < span class = "lineno" > 490< / span >   nlistv++;< / div >
< div class = "line" > < a name = "l00491" > < / a > < span class = "lineno" > 491< / span >   ndis += list_size;< / div >
< div class = "line" > < a name = "l00492" > < / a > < span class = "lineno" > 492< / span >   scanner-> scan_codes_range (list_size, scodes.get(),< / div >
< div class = "line" > < a name = "l00493" > < / a > < span class = "lineno" > 493< / span >   ids.get(), radius, qres);< / div >
< div class = "line" > < a name = "l00494" > < / a > < span class = "lineno" > 494< / span >   };< / div >
< div class = "line" > < a name = "l00495" > < / a > < span class = "lineno" > 495< / span >   < / div >
< div class = "line" > < a name = "l00496" > < / a > < span class = "lineno" > 496< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1IndexIVF.html#a244ec2067da495ff1493687e0048ae02" > parallel_mode< / a > == 0) {< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00497" > < / a > < span class = "lineno" > 497< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00498" > < / a > < span class = "lineno" > 498< / span >   < span class = "preprocessor" > #pragma omp for< / span > < / div >
< div class = "line" > < a name = "l00499" > < / a > < span class = "lineno" > 499< / span >   < span class = "preprocessor" > < / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < nx; i++) {< / div >
< div class = "line" > < a name = "l00500" > < / a > < span class = "lineno" > 500< / span >   scanner-> set_query (x + i * < a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > );< / div >
< div class = "line" > < a name = "l00501" > < / a > < span class = "lineno" > 501< / span >   < / div >
< div class = "line" > < a name = "l00502" > < / a > < span class = "lineno" > 502< / span >   RangeQueryResult & qres = pres.new_result (i);< / div >
< div class = "line" > < a name = "l00503" > < / a > < span class = "lineno" > 503< / span >   < / div >
< div class = "line" > < a name = "l00504" > < / a > < span class = "lineno" > 504< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > ik = 0; ik < < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > ; ik++) {< / div >
< div class = "line" > < a name = "l00505" > < / a > < span class = "lineno" > 505< / span >   scan_list_func (i, ik, qres);< / div >
< div class = "line" > < a name = "l00506" > < / a > < span class = "lineno" > 506< / span >   }< / div >
< div class = "line" > < a name = "l00507" > < / a > < span class = "lineno" > 507< / span >   < / div >
< div class = "line" > < a name = "l00508" > < / a > < span class = "lineno" > 508< / span >   }< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00509" > < / a > < span class = "lineno" > 509< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00510" > < / a > < span class = "lineno" > 510< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1IndexIVF.html#a244ec2067da495ff1493687e0048ae02" > parallel_mode< / a > == 1) {< / div >
< div class = "line" > < a name = "l00511" > < / a > < span class = "lineno" > 511< / span >   < / div >
< div class = "line" > < a name = "l00512" > < / a > < span class = "lineno" > 512< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < nx; i++) {< / div >
< div class = "line" > < a name = "l00513" > < / a > < span class = "lineno" > 513< / span >   scanner-> set_query (x + i * d);< / div >
< div class = "line" > < a name = "l00514" > < / a > < span class = "lineno" > 514< / span >   < / div >
< div class = "line" > < a name = "l00515" > < / a > < span class = "lineno" > 515< / span >   RangeQueryResult & qres = pres.new_result (i);< / div >
< div class = "line" > < a name = "l00516" > < / a > < span class = "lineno" > 516< / span >   < / div >
< div class = "line" > < a name = "l00517" > < / a > < span class = "lineno" > 517< / span >   < span class = "preprocessor" > #pragma omp for schedule(dynamic)< / span > < / div >
< div class = "line" > < a name = "l00518" > < / a > < span class = "lineno" > 518< / span >   < span class = "preprocessor" > < / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > ik = 0; ik < < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > ; ik++) {< / div >
< div class = "line" > < a name = "l00519" > < / a > < span class = "lineno" > 519< / span >   scan_list_func (i, ik, qres);< / div >
< div class = "line" > < a name = "l00520" > < / a > < span class = "lineno" > 520< / span >   }< / div >
< div class = "line" > < a name = "l00521" > < / a > < span class = "lineno" > 521< / span >   }< / div >
< div class = "line" > < a name = "l00522" > < / a > < span class = "lineno" > 522< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1IndexIVF.html#a244ec2067da495ff1493687e0048ae02" > parallel_mode< / a > == 2) {< / div >
< div class = "line" > < a name = "l00523" > < / a > < span class = "lineno" > 523< / span >   std::vector< RangeQueryResult *> all_qres (nx);< / div >
< div class = "line" > < a name = "l00524" > < / a > < span class = "lineno" > 524< / span >   RangeQueryResult *qres = < span class = "keyword" > nullptr< / span > ;< / div >
< div class = "line" > < a name = "l00525" > < / a > < span class = "lineno" > 525< / span >   < / div >
< div class = "line" > < a name = "l00526" > < / a > < span class = "lineno" > 526< / span >   < span class = "preprocessor" > #pragma omp for schedule(dynamic)< / span > < / div >
< div class = "line" > < a name = "l00527" > < / a > < span class = "lineno" > 527< / span >   < span class = "preprocessor" > < / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > iik = 0; iik < nx * < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > ; iik++) {< / div >
< div class = "line" > < a name = "l00528" > < / a > < span class = "lineno" > 528< / span >   < span class = "keywordtype" > size_t< / span > i = iik / < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > ;< / div >
< div class = "line" > < a name = "l00529" > < / a > < span class = "lineno" > 529< / span >   < span class = "keywordtype" > size_t< / span > ik = iik % < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > ;< / div >
< div class = "line" > < a name = "l00530" > < / a > < span class = "lineno" > 530< / span >   < span class = "keywordflow" > if< / span > (qres == < span class = "keyword" > nullptr< / span > || qres-> qno != i) {< / div >
< div class = "line" > < a name = "l00531" > < / a > < span class = "lineno" > 531< / span >   FAISS_ASSERT (!qres || i > qres-> qno);< / div >
< div class = "line" > < a name = "l00532" > < / a > < span class = "lineno" > 532< / span >   qres = & pres.new_result (i);< / div >
< div class = "line" > < a name = "l00533" > < / a > < span class = "lineno" > 533< / span >   scanner-> set_query (x + i * d);< / div >
< div class = "line" > < a name = "l00534" > < / a > < span class = "lineno" > 534< / span >   }< / div >
< div class = "line" > < a name = "l00535" > < / a > < span class = "lineno" > 535< / span >   scan_list_func (i, ik, *qres);< / div >
< div class = "line" > < a name = "l00536" > < / a > < span class = "lineno" > 536< / span >   }< / div >
< div class = "line" > < a name = "l00537" > < / a > < span class = "lineno" > 537< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00538" > < / a > < span class = "lineno" > 538< / span >   FAISS_THROW_FMT (< span class = "stringliteral" > " parallel_mode %d not supported\n" < / span > , < a class = "code" href = "structfaiss_1_1IndexIVF.html#a244ec2067da495ff1493687e0048ae02" > parallel_mode< / a > );< / div >
< div class = "line" > < a name = "l00539" > < / a > < span class = "lineno" > 539< / span >   }< / div >
< div class = "line" > < a name = "l00540" > < / a > < span class = "lineno" > 540< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1IndexIVF.html#a244ec2067da495ff1493687e0048ae02" > parallel_mode< / a > == 0) {< / div >
< div class = "line" > < a name = "l00541" > < / a > < span class = "lineno" > 541< / span >   pres.finalize ();< / div >
< div class = "line" > < a name = "l00542" > < / a > < span class = "lineno" > 542< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00543" > < / a > < span class = "lineno" > 543< / span >   < span class = "preprocessor" > #pragma omp barrier< / span > < / div >
< div class = "line" > < a name = "l00544" > < / a > < span class = "lineno" > 544< / span >   < span class = "preprocessor" > < / span > < span class = "preprocessor" > #pragma omp single< / span > < / div >
< div class = "line" > < a name = "l00545" > < / a > < span class = "lineno" > 545< / span >   < span class = "preprocessor" > < / span > < a class = "code" href = "structfaiss_1_1RangeSearchPartialResult.html#ac01a679f4fa7a00e8cb0dfe15f50d422" > RangeSearchPartialResult::merge< / a > (all_pres, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a name = "l00546" > < / a > < span class = "lineno" > 546< / span >   < span class = "preprocessor" > #pragma omp barrier< / span > < / div >
< div class = "line" > < a name = "l00547" > < / a > < span class = "lineno" > 547< / span >   < span class = "preprocessor" > < / span > < / div >
< div class = "line" > < a name = "l00548" > < / a > < span class = "lineno" > 548< / span >   }< / div >
< div class = "line" > < a name = "l00549" > < / a > < span class = "lineno" > 549< / span >   }< / div >
< div class = "line" > < a name = "l00550" > < / a > < span class = "lineno" > 550< / span >   indexIVF_stats.nq += nx;< / div >
< div class = "line" > < a name = "l00551" > < / a > < span class = "lineno" > 551< / span >   indexIVF_stats.nlist += nlistv;< / div >
< div class = "line" > < a name = "l00552" > < / a > < span class = "lineno" > 552< / span >   indexIVF_stats.ndis += ndis;< / div >
< div class = "line" > < a name = "l00553" > < / a > < span class = "lineno" > 553< / span >   }< / div >
< div class = "line" > < a name = "l00554" > < / a > < span class = "lineno" > 554< / span >   < / div >
< div class = "line" > < a name = "l00555" > < / a > < span class = "lineno" > 555< / span >   < / div >
< div class = "line" > < a name = "l00556" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#abdf74276df83acf76023f105516fe881" > 556< / a > < / span >   < a class = "code" href = "structfaiss_1_1InvertedListScanner.html" > InvertedListScanner< / a > *< a class = "code" href = "structfaiss_1_1IndexIVF.html#abdf74276df83acf76023f105516fe881" > IndexIVF::get_InvertedListScanner< / a > (< / div >
< div class = "line" > < a name = "l00557" > < / a > < span class = "lineno" > 557< / span >   < span class = "keywordtype" > bool< / span > < span class = "comment" > /*store_pairs*/< / span > )< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00558" > < / a > < span class = "lineno" > 558< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00559" > < / a > < span class = "lineno" > 559< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > nullptr< / span > ;< / div >
< div class = "line" > < a name = "l00560" > < / a > < span class = "lineno" > 560< / span >   }< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00561" > < / a > < span class = "lineno" > 561< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00562" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a3b3270dcfa248dc30117644382a54e39" > 562< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a3b3270dcfa248dc30117644382a54e39" > IndexIVF::reconstruct< / a > (idx_t key, < span class = "keywordtype" > float< / span > * recons)< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00563" > < / a > < span class = "lineno" > 563< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00564" > < / a > < span class = "lineno" > 564< / span >   FAISS_THROW_IF_NOT_MSG (direct_map.size() == < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > ,< / div >
< div class = "line" > < a name = "l00565" > < / a > < span class = "lineno" > 565< / span >   < span class = "stringliteral" > " direct map is not initialized" < / span > );< / div >
< div class = "line" > < a name = "l00566" > < / a > < span class = "lineno" > 566< / span >   FAISS_THROW_IF_NOT_MSG (key > = 0 & & key < direct_map.size(),< / div >
< div class = "line" > < a name = "l00567" > < / a > < span class = "lineno" > 567< / span >   < span class = "stringliteral" > " invalid key" < / span > );< / div >
< div class = "line" > < a name = "l00568" > < / a > < span class = "lineno" > 568< / span >   idx_t list_no = direct_map[key] > > 32;< / div >
< div class = "line" > < a name = "l00569" > < / a > < span class = "lineno" > 569< / span >   idx_t offset = direct_map[key] & 0xffffffff;< / div >
< div class = "line" > < a name = "l00570" > < / a > < span class = "lineno" > 570< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#acaa919a002354a7944266c26f8965170" > reconstruct_from_offset< / a > (list_no, offset, recons);< / div >
< div class = "line" > < a name = "l00571" > < / a > < span class = "lineno" > 571< / span >   }< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00572" > < / a > < span class = "lineno" > 572< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00573" > < / a > < span class = "lineno" > 573< / span >   < / div >
< div class = "line" > < a name = "l00574" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a7cc286dfbd8bfd43ea4b22173e28231c" > 574< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a7cc286dfbd8bfd43ea4b22173e28231c" > IndexIVF::reconstruct_n< / a > (idx_t i0, idx_t ni, < span class = "keywordtype" > float< / span > * recons)< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00575" > < / a > < span class = "lineno" > 575< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00576" > < / a > < span class = "lineno" > 576< / span >   FAISS_THROW_IF_NOT (ni == 0 || (i0 > = 0 & & i0 + ni < = < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > ));< / div >
2018-12-19 17:48:35 +01:00
< div class = "line" > < a name = "l00577" > < / a > < span class = "lineno" > 577< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00578" > < / a > < span class = "lineno" > 578< / span >   < span class = "keywordflow" > for< / span > (idx_t list_no = 0; list_no < < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > ; list_no++) {< / div >
< div class = "line" > < a name = "l00579" > < / a > < span class = "lineno" > 579< / span >   < span class = "keywordtype" > size_t< / span > list_size = < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#a9bd256053ee360473842105460fe285f" > list_size< / a > (list_no);< / div >
< div class = "line" > < a name = "l00580" > < / a > < span class = "lineno" > 580< / span >   < a class = "code" href = "structfaiss_1_1InvertedLists_1_1ScopedIds.html" > ScopedIds< / a > idlist (< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > , list_no);< / div >
2018-02-23 16:44:31 +01:00
< div class = "line" > < a name = "l00581" > < / a > < span class = "lineno" > 581< / span >   < / div >
2019-05-28 16:17:22 +02:00
< div class = "line" > < a name = "l00582" > < / a > < span class = "lineno" > 582< / span >   < span class = "keywordflow" > for< / span > (idx_t offset = 0; offset < list_size; offset++) {< / div >
< div class = "line" > < a name = "l00583" > < / a > < span class = "lineno" > 583< / span >   idx_t < span class = "keywordtype" > id< / span > = idlist[offset];< / div >
< div class = "line" > < a name = "l00584" > < / a > < span class = "lineno" > 584< / span >   < span class = "keywordflow" > if< / span > (!(< span class = "keywordtype" > id< / span > > = i0 & & < span class = "keywordtype" > id< / span > < i0 + ni)) {< / div >
< div class = "line" > < a name = "l00585" > < / a > < span class = "lineno" > 585< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00586" > < / a > < span class = "lineno" > 586< / span >   }< / div >
< div class = "line" > < a name = "l00587" > < / a > < span class = "lineno" > 587< / span >   < / div >
< div class = "line" > < a name = "l00588" > < / a > < span class = "lineno" > 588< / span >   < span class = "keywordtype" > float< / span > * reconstructed = recons + (< span class = "keywordtype" > id< / span > - i0) * d;< / div >
< div class = "line" > < a name = "l00589" > < / a > < span class = "lineno" > 589< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#acaa919a002354a7944266c26f8965170" > reconstruct_from_offset< / a > (list_no, offset, reconstructed);< / div >
< div class = "line" > < a name = "l00590" > < / a > < span class = "lineno" > 590< / span >   }< / div >
< div class = "line" > < a name = "l00591" > < / a > < span class = "lineno" > 591< / span >   }< / div >
< div class = "line" > < a name = "l00592" > < / a > < span class = "lineno" > 592< / span >   }< / div >
< div class = "line" > < a name = "l00593" > < / a > < span class = "lineno" > 593< / span >   < / div >
< div class = "line" > < a name = "l00594" > < / a > < span class = "lineno" > 594< / span >   < / div >
< div class = "line" > < a name = "l00595" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a77aec24920024a09f7661790d9534c10" > 595< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a77aec24920024a09f7661790d9534c10" > IndexIVF::search_and_reconstruct< / a > (idx_t n, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *x, idx_t k,< / div >
< div class = "line" > < a name = "l00596" > < / a > < span class = "lineno" > 596< / span >   < span class = "keywordtype" > float< / span > *distances, idx_t *labels,< / div >
< div class = "line" > < a name = "l00597" > < / a > < span class = "lineno" > 597< / span >   < span class = "keywordtype" > float< / span > *recons)< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00598" > < / a > < span class = "lineno" > 598< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00599" > < / a > < span class = "lineno" > 599< / span >   idx_t * idx = < span class = "keyword" > new< / span > idx_t [n * < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > ];< / div >
< div class = "line" > < a name = "l00600" > < / a > < span class = "lineno" > 600< / span >   < a class = "code" href = "structfaiss_1_1ScopeDeleter.html" > ScopeDeleter< idx_t> < / a > del (idx);< / div >
< div class = "line" > < a name = "l00601" > < / a > < span class = "lineno" > 601< / span >   < span class = "keywordtype" > float< / span > * coarse_dis = < span class = "keyword" > new< / span > < span class = "keywordtype" > float< / span > [n * < a class = "code" href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > nprobe< / a > ];< / div >
< div class = "line" > < a name = "l00602" > < / a > < span class = "lineno" > 602< / span >   < a class = "code" href = "structfaiss_1_1ScopeDeleter.html" > ScopeDeleter< float> < / a > del2 (coarse_dis);< / div >
< div class = "line" > < a name = "l00603" > < / a > < span class = "lineno" > 603< / span >   < / div >
< div class = "line" > < a name = "l00604" > < / a > < span class = "lineno" > 604< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > quantizer< / a > -> < a class = "code" href = "structfaiss_1_1Index.html#aced51b1ebc33c47ab3ae15ea906559a7" > search< / a > (n, x, nprobe, coarse_dis, idx);< / div >
< div class = "line" > < a name = "l00605" > < / a > < span class = "lineno" > 605< / span >   < / div >
< div class = "line" > < a name = "l00606" > < / a > < span class = "lineno" > 606< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#ac537aa14d2731c0ff907169211389b76" > prefetch_lists< / a > (idx, n * nprobe);< / div >
< div class = "line" > < a name = "l00607" > < / a > < span class = "lineno" > 607< / span >   < / div >
< div class = "line" > < a name = "l00608" > < / a > < span class = "lineno" > 608< / span >   < span class = "comment" > // search_preassigned() with `store_pairs` enabled to obtain the list_no< / span > < / div >
< div class = "line" > < a name = "l00609" > < / a > < span class = "lineno" > 609< / span >   < span class = "comment" > // and offset into `codes` for reconstruction< / span > < / div >
< div class = "line" > < a name = "l00610" > < / a > < span class = "lineno" > 610< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#a7cf3a1963394f87d61913420a66eb468" > search_preassigned< / a > (n, x, k, idx, coarse_dis,< / div >
< div class = "line" > < a name = "l00611" > < / a > < span class = "lineno" > 611< / span >   distances, labels, < span class = "keyword" > true< / span > < span class = "comment" > /* store_pairs */< / span > );< / div >
< div class = "line" > < a name = "l00612" > < / a > < span class = "lineno" > 612< / span >   < span class = "keywordflow" > for< / span > (idx_t i = 0; i < n; ++i) {< / div >
< div class = "line" > < a name = "l00613" > < / a > < span class = "lineno" > 613< / span >   < span class = "keywordflow" > for< / span > (idx_t j = 0; j < k; ++j) {< / div >
< div class = "line" > < a name = "l00614" > < / a > < span class = "lineno" > 614< / span >   idx_t ij = i * k + j;< / div >
< div class = "line" > < a name = "l00615" > < / a > < span class = "lineno" > 615< / span >   idx_t key = labels[ij];< / div >
< div class = "line" > < a name = "l00616" > < / a > < span class = "lineno" > 616< / span >   < span class = "keywordtype" > float< / span > * reconstructed = recons + ij * < a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > ;< / div >
< div class = "line" > < a name = "l00617" > < / a > < span class = "lineno" > 617< / span >   < span class = "keywordflow" > if< / span > (key < 0) {< / div >
< div class = "line" > < a name = "l00618" > < / a > < span class = "lineno" > 618< / span >   < span class = "comment" > // Fill with NaNs< / span > < / div >
< div class = "line" > < a name = "l00619" > < / a > < span class = "lineno" > 619< / span >   memset(reconstructed, -1, < span class = "keyword" > sizeof< / span > (*reconstructed) * d);< / div >
< div class = "line" > < a name = "l00620" > < / a > < span class = "lineno" > 620< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00621" > < / a > < span class = "lineno" > 621< / span >   < span class = "keywordtype" > int< / span > list_no = key > > 32;< / div >
< div class = "line" > < a name = "l00622" > < / a > < span class = "lineno" > 622< / span >   < span class = "keywordtype" > int< / span > offset = key & 0xffffffff;< / div >
< div class = "line" > < a name = "l00623" > < / a > < span class = "lineno" > 623< / span >   < / div >
< div class = "line" > < a name = "l00624" > < / a > < span class = "lineno" > 624< / span >   < span class = "comment" > // Update label to the actual id< / span > < / div >
< div class = "line" > < a name = "l00625" > < / a > < span class = "lineno" > 625< / span >   labels[ij] = < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#a21b52cdb0601cd225bd7924932310876" > get_single_id< / a > (list_no, offset);< / div >
< div class = "line" > < a name = "l00626" > < / a > < span class = "lineno" > 626< / span >   < / div >
< div class = "line" > < a name = "l00627" > < / a > < span class = "lineno" > 627< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#acaa919a002354a7944266c26f8965170" > reconstruct_from_offset< / a > (list_no, offset, reconstructed);< / div >
< div class = "line" > < a name = "l00628" > < / a > < span class = "lineno" > 628< / span >   }< / div >
< div class = "line" > < a name = "l00629" > < / a > < span class = "lineno" > 629< / span >   }< / div >
< div class = "line" > < a name = "l00630" > < / a > < span class = "lineno" > 630< / span >   }< / div >
< div class = "line" > < a name = "l00631" > < / a > < span class = "lineno" > 631< / span >   }< / div >
< div class = "line" > < a name = "l00632" > < / a > < span class = "lineno" > 632< / span >   < / div >
< div class = "line" > < a name = "l00633" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#acaa919a002354a7944266c26f8965170" > 633< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#acaa919a002354a7944266c26f8965170" > IndexIVF::reconstruct_from_offset< / a > (< / div >
< div class = "line" > < a name = "l00634" > < / a > < span class = "lineno" > 634< / span >   idx_t < span class = "comment" > /*list_no*/< / span > ,< / div >
< div class = "line" > < a name = "l00635" > < / a > < span class = "lineno" > 635< / span >   idx_t < span class = "comment" > /*offset*/< / span > ,< / div >
< div class = "line" > < a name = "l00636" > < / a > < span class = "lineno" > 636< / span >   < span class = "keywordtype" > float< / span > * < span class = "comment" > /*recons*/< / span > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00637" > < / a > < span class = "lineno" > 637< / span >   FAISS_THROW_MSG (< span class = "stringliteral" > " reconstruct_from_offset not implemented" < / span > );< / div >
< div class = "line" > < a name = "l00638" > < / a > < span class = "lineno" > 638< / span >   }< / div >
< div class = "line" > < a name = "l00639" > < / a > < span class = "lineno" > 639< / span >   < / div >
< div class = "line" > < a name = "l00640" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a47a3b7665e9d2be41c6d3b2e9144b73f" > 640< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a47a3b7665e9d2be41c6d3b2e9144b73f" > IndexIVF::reset< / a > ()< / div >
< div class = "line" > < a name = "l00641" > < / a > < span class = "lineno" > 641< / span >   {< / div >
< div class = "line" > < a name = "l00642" > < / a > < span class = "lineno" > 642< / span >   direct_map.clear ();< / div >
< div class = "line" > < a name = "l00643" > < / a > < span class = "lineno" > 643< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> reset ();< / div >
< div class = "line" > < a name = "l00644" > < / a > < span class = "lineno" > 644< / span >   < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > = 0;< / div >
< div class = "line" > < a name = "l00645" > < / a > < span class = "lineno" > 645< / span >   }< / div >
< div class = "line" > < a name = "l00646" > < / a > < span class = "lineno" > 646< / span >   < / div >
< div class = "line" > < a name = "l00647" > < / a > < span class = "lineno" > 647< / span >   < / div >
< div class = "line" > < a name = "l00648" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a4e6f5ea9abc1a014531be989b5dea4b7" > 648< / a > < / span >   < a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > Index::idx_t< / a > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a4e6f5ea9abc1a014531be989b5dea4b7" > IndexIVF::remove_ids< / a > (< span class = "keyword" > const< / span > < a class = "code" href = "structfaiss_1_1IDSelector.html" > IDSelector< / a > & sel)< / div >
< div class = "line" > < a name = "l00649" > < / a > < span class = "lineno" > 649< / span >   {< / div >
< div class = "line" > < a name = "l00650" > < / a > < span class = "lineno" > 650< / span >   FAISS_THROW_IF_NOT_MSG (!< a class = "code" href = "structfaiss_1_1IndexIVF.html#aedd0c14b5654295b291638ec7f9f9517" > maintain_direct_map< / a > ,< / div >
< div class = "line" > < a name = "l00651" > < / a > < span class = "lineno" > 651< / span >   < span class = "stringliteral" > " direct map remove not implemented" < / span > );< / div >
< div class = "line" > < a name = "l00652" > < / a > < span class = "lineno" > 652< / span >   < / div >
< div class = "line" > < a name = "l00653" > < / a > < span class = "lineno" > 653< / span >   std::vector< idx_t> toremove(< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > );< / div >
< div class = "line" > < a name = "l00654" > < / a > < span class = "lineno" > 654< / span >   < / div >
< div class = "line" > < a name = "l00655" > < / a > < span class = "lineno" > 655< / span >   < span class = "preprocessor" > #pragma omp parallel for< / span > < / div >
< div class = "line" > < a name = "l00656" > < / a > < span class = "lineno" > 656< / span >   < span class = "preprocessor" > < / span > < span class = "keywordflow" > for< / span > (idx_t i = 0; i < < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > ; i++) {< / div >
< div class = "line" > < a name = "l00657" > < / a > < span class = "lineno" > 657< / span >   idx_t l0 = < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#a9bd256053ee360473842105460fe285f" > list_size< / a > (i), l = l0, j = 0;< / div >
< div class = "line" > < a name = "l00658" > < / a > < span class = "lineno" > 658< / span >   < a class = "code" href = "structfaiss_1_1InvertedLists_1_1ScopedIds.html" > ScopedIds< / a > idsi (< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > , i);< / div >
< div class = "line" > < a name = "l00659" > < / a > < span class = "lineno" > 659< / span >   < span class = "keywordflow" > while< / span > (j < l) {< / div >
< div class = "line" > < a name = "l00660" > < / a > < span class = "lineno" > 660< / span >   < span class = "keywordflow" > if< / span > (sel.is_member (idsi[j])) {< / div >
< div class = "line" > < a name = "l00661" > < / a > < span class = "lineno" > 661< / span >   l--;< / div >
< div class = "line" > < a name = "l00662" > < / a > < span class = "lineno" > 662< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> update_entry (< / div >
< div class = "line" > < a name = "l00663" > < / a > < span class = "lineno" > 663< / span >   i, j,< / div >
< div class = "line" > < a name = "l00664" > < / a > < span class = "lineno" > 664< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#a21b52cdb0601cd225bd7924932310876" > get_single_id< / a > (i, l),< / div >
< div class = "line" > < a name = "l00665" > < / a > < span class = "lineno" > 665< / span >   < a class = "code" href = "structfaiss_1_1InvertedLists_1_1ScopedCodes.html" > ScopedCodes< / a > (< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > , i, l).get());< / div >
< div class = "line" > < a name = "l00666" > < / a > < span class = "lineno" > 666< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00667" > < / a > < span class = "lineno" > 667< / span >   j++;< / div >
< div class = "line" > < a name = "l00668" > < / a > < span class = "lineno" > 668< / span >   }< / div >
< div class = "line" > < a name = "l00669" > < / a > < span class = "lineno" > 669< / span >   }< / div >
< div class = "line" > < a name = "l00670" > < / a > < span class = "lineno" > 670< / span >   toremove[i] = l0 - l;< / div >
< div class = "line" > < a name = "l00671" > < / a > < span class = "lineno" > 671< / span >   }< / div >
< div class = "line" > < a name = "l00672" > < / a > < span class = "lineno" > 672< / span >   < span class = "comment" > // this will not run well in parallel on ondisk because of possible shrinks< / span > < / div >
< div class = "line" > < a name = "l00673" > < / a > < span class = "lineno" > 673< / span >   idx_t nremove = 0;< / div >
< div class = "line" > < a name = "l00674" > < / a > < span class = "lineno" > 674< / span >   < span class = "keywordflow" > for< / span > (idx_t i = 0; i < < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > ; i++) {< / div >
< div class = "line" > < a name = "l00675" > < / a > < span class = "lineno" > 675< / span >   < span class = "keywordflow" > if< / span > (toremove[i] > 0) {< / div >
< div class = "line" > < a name = "l00676" > < / a > < span class = "lineno" > 676< / span >   nremove += toremove[i];< / div >
< div class = "line" > < a name = "l00677" > < / a > < span class = "lineno" > 677< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> resize(< / div >
< div class = "line" > < a name = "l00678" > < / a > < span class = "lineno" > 678< / span >   i, < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#a9bd256053ee360473842105460fe285f" > list_size< / a > (i) - toremove[i]);< / div >
< div class = "line" > < a name = "l00679" > < / a > < span class = "lineno" > 679< / span >   }< / div >
< div class = "line" > < a name = "l00680" > < / a > < span class = "lineno" > 680< / span >   }< / div >
< div class = "line" > < a name = "l00681" > < / a > < span class = "lineno" > 681< / span >   < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > -= nremove;< / div >
< div class = "line" > < a name = "l00682" > < / a > < span class = "lineno" > 682< / span >   < span class = "keywordflow" > return< / span > nremove;< / div >
< div class = "line" > < a name = "l00683" > < / a > < span class = "lineno" > 683< / span >   }< / div >
< div class = "line" > < a name = "l00684" > < / a > < span class = "lineno" > 684< / span >   < / div >
< div class = "line" > < a name = "l00685" > < / a > < span class = "lineno" > 685< / span >   < / div >
< div class = "line" > < a name = "l00686" > < / a > < span class = "lineno" > 686< / span >   < / div >
< div class = "line" > < a name = "l00687" > < / a > < span class = "lineno" > 687< / span >   < / div >
< div class = "line" > < a name = "l00688" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a7a1d5eec194db0977b2318c6ed6a2b86" > 688< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a7a1d5eec194db0977b2318c6ed6a2b86" > IndexIVF::train< / a > (idx_t n, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *x)< / div >
< div class = "line" > < a name = "l00689" > < / a > < span class = "lineno" > 689< / span >   {< / div >
< div class = "line" > < a name = "l00690" > < / a > < span class = "lineno" > 690< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Index.html#a5590d847c5c2b958affd2a05e58a6f23" > verbose< / a > )< / div >
< div class = "line" > < a name = "l00691" > < / a > < span class = "lineno" > 691< / span >   printf (< span class = "stringliteral" > " Training level-1 quantizer\n" < / span > );< / div >
< div class = "line" > < a name = "l00692" > < / a > < span class = "lineno" > 692< / span >   < / div >
< div class = "line" > < a name = "l00693" > < / a > < span class = "lineno" > 693< / span >   < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a0069a6ee1e32c2e0c1c7df9a95740dd4" > train_q1< / a > (n, x, < a class = "code" href = "structfaiss_1_1Index.html#a5590d847c5c2b958affd2a05e58a6f23" > verbose< / a > , < a class = "code" href = "structfaiss_1_1Index.html#a8e18f641854b2bde83ecff0a2f9a6f4e" > metric_type< / a > );< / div >
< div class = "line" > < a name = "l00694" > < / a > < span class = "lineno" > 694< / span >   < / div >
< div class = "line" > < a name = "l00695" > < / a > < span class = "lineno" > 695< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Index.html#a5590d847c5c2b958affd2a05e58a6f23" > verbose< / a > )< / div >
< div class = "line" > < a name = "l00696" > < / a > < span class = "lineno" > 696< / span >   printf (< span class = "stringliteral" > " Training IVF residual\n" < / span > );< / div >
< div class = "line" > < a name = "l00697" > < / a > < span class = "lineno" > 697< / span >   < / div >
< div class = "line" > < a name = "l00698" > < / a > < span class = "lineno" > 698< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#a567ef760fd09d09ce2ee4f4e6c2d7280" > train_residual< / a > (n, x);< / div >
< div class = "line" > < a name = "l00699" > < / a > < span class = "lineno" > 699< / span >   < a class = "code" href = "structfaiss_1_1Index.html#a6e92732617c4dbe364e7678dd8773a7f" > is_trained< / a > = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00700" > < / a > < span class = "lineno" > 700< / span >   < / div >
< div class = "line" > < a name = "l00701" > < / a > < span class = "lineno" > 701< / span >   }< / div >
< div class = "line" > < a name = "l00702" > < / a > < span class = "lineno" > 702< / span >   < / div >
< div class = "line" > < a name = "l00703" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a567ef760fd09d09ce2ee4f4e6c2d7280" > 703< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a567ef760fd09d09ce2ee4f4e6c2d7280" > IndexIVF::train_residual< / a > (idx_t < span class = "comment" > /*n*/< / span > , < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > * < span class = "comment" > /*x*/< / span > ) {< / div >
< div class = "line" > < a name = "l00704" > < / a > < span class = "lineno" > 704< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "structfaiss_1_1Index.html#a5590d847c5c2b958affd2a05e58a6f23" > verbose< / a > )< / div >
< div class = "line" > < a name = "l00705" > < / a > < span class = "lineno" > 705< / span >   printf(< span class = "stringliteral" > " IndexIVF: no residual training\n" < / span > );< / div >
< div class = "line" > < a name = "l00706" > < / a > < span class = "lineno" > 706< / span >   < span class = "comment" > // does nothing by default< / span > < / div >
< div class = "line" > < a name = "l00707" > < / a > < span class = "lineno" > 707< / span >   }< / div >
< div class = "line" > < a name = "l00708" > < / a > < span class = "lineno" > 708< / span >   < / div >
< div class = "line" > < a name = "l00709" > < / a > < span class = "lineno" > 709< / span >   < / div >
< div class = "line" > < a name = "l00710" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a7fc8b9a1fff9f3d24cf7055fbc4fed7b" > 710< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a7fc8b9a1fff9f3d24cf7055fbc4fed7b" > IndexIVF::check_compatible_for_merge< / a > (< span class = "keyword" > const< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html" > IndexIVF< / a > & other)< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00711" > < / a > < span class = "lineno" > 711< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00712" > < / a > < span class = "lineno" > 712< / span >   < span class = "comment" > // minimal sanity checks< / span > < / div >
< div class = "line" > < a name = "l00713" > < / a > < span class = "lineno" > 713< / span >   FAISS_THROW_IF_NOT (other.< a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > == d);< / div >
< div class = "line" > < a name = "l00714" > < / a > < span class = "lineno" > 714< / span >   FAISS_THROW_IF_NOT (other.< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > == < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > );< / div >
< div class = "line" > < a name = "l00715" > < / a > < span class = "lineno" > 715< / span >   FAISS_THROW_IF_NOT (other.< a class = "code" href = "structfaiss_1_1IndexIVF.html#a46d1aeddb60643c5b3f096147c3e028f" > code_size< / a > == < a class = "code" href = "structfaiss_1_1IndexIVF.html#a46d1aeddb60643c5b3f096147c3e028f" > code_size< / a > );< / div >
< div class = "line" > < a name = "l00716" > < / a > < span class = "lineno" > 716< / span >   FAISS_THROW_IF_NOT_MSG (< span class = "keyword" > typeid< / span > (*< span class = "keyword" > this< / span > ) == < span class = "keyword" > typeid< / span > (other),< / div >
< div class = "line" > < a name = "l00717" > < / a > < span class = "lineno" > 717< / span >   < span class = "stringliteral" > " can only merge indexes of the same type" < / span > );< / div >
< div class = "line" > < a name = "l00718" > < / a > < span class = "lineno" > 718< / span >   }< / div >
< div class = "line" > < a name = "l00719" > < / a > < span class = "lineno" > 719< / span >   < / div >
< div class = "line" > < a name = "l00720" > < / a > < span class = "lineno" > 720< / span >   < / div >
< div class = "line" > < a name = "l00721" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a0f22cc237c30c935df5b6560aecf8f01" > 721< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a0f22cc237c30c935df5b6560aecf8f01" > IndexIVF::merge_from< / a > (< a class = "code" href = "structfaiss_1_1IndexIVF.html" > IndexIVF< / a > & other, idx_t add_id)< / div >
< div class = "line" > < a name = "l00722" > < / a > < span class = "lineno" > 722< / span >   {< / div >
< div class = "line" > < a name = "l00723" > < / a > < span class = "lineno" > 723< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#a7fc8b9a1fff9f3d24cf7055fbc4fed7b" > check_compatible_for_merge< / a > (other);< / div >
< div class = "line" > < a name = "l00724" > < / a > < span class = "lineno" > 724< / span >   FAISS_THROW_IF_NOT_MSG ((!< a class = "code" href = "structfaiss_1_1IndexIVF.html#aedd0c14b5654295b291638ec7f9f9517" > maintain_direct_map< / a > & & < / div >
< div class = "line" > < a name = "l00725" > < / a > < span class = "lineno" > 725< / span >   !other.< a class = "code" href = "structfaiss_1_1IndexIVF.html#aedd0c14b5654295b291638ec7f9f9517" > maintain_direct_map< / a > ),< / div >
< div class = "line" > < a name = "l00726" > < / a > < span class = "lineno" > 726< / span >   < span class = "stringliteral" > " direct map copy not implemented" < / span > );< / div >
< div class = "line" > < a name = "l00727" > < / a > < span class = "lineno" > 727< / span >   < / div >
< div class = "line" > < a name = "l00728" > < / a > < span class = "lineno" > 728< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#ac2a0686121ef5bdd6eb70f7eb3cf9b3a" > merge_from< / a > (other.< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > , add_id);< / div >
< div class = "line" > < a name = "l00729" > < / a > < span class = "lineno" > 729< / span >   < / div >
< div class = "line" > < a name = "l00730" > < / a > < span class = "lineno" > 730< / span >   < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > += other.< a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > ;< / div >
< div class = "line" > < a name = "l00731" > < / a > < span class = "lineno" > 731< / span >   other.< a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > = 0;< / div >
< div class = "line" > < a name = "l00732" > < / a > < span class = "lineno" > 732< / span >   }< / div >
< div class = "line" > < a name = "l00733" > < / a > < span class = "lineno" > 733< / span >   < / div >
< div class = "line" > < a name = "l00734" > < / a > < span class = "lineno" > 734< / span >   < / div >
< div class = "line" > < a name = "l00735" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#a4eb943aeb7df30d44ad9b665452bfcf7" > 735< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#a4eb943aeb7df30d44ad9b665452bfcf7" > IndexIVF::replace_invlists< / a > (< a class = "code" href = "structfaiss_1_1InvertedLists.html" > InvertedLists< / a > *il, < span class = "keywordtype" > bool< / span > own)< / div >
< div class = "line" > < a name = "l00736" > < / a > < span class = "lineno" > 736< / span >   {< / div >
< div class = "line" > < a name = "l00737" > < / a > < span class = "lineno" > 737< / span >   < span class = "comment" > //FAISS_THROW_IF_NOT (ntotal == 0);< / span > < / div >
< div class = "line" > < a name = "l00738" > < / a > < span class = "lineno" > 738< / span >   FAISS_THROW_IF_NOT (il-> < a class = "code" href = "structfaiss_1_1InvertedLists.html#afaf8b7aa3e846aa4553f6aae67827ec8" > nlist< / a > == < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > & & < / div >
< div class = "line" > < a name = "l00739" > < / a > < span class = "lineno" > 739< / span >   il-> < a class = "code" href = "structfaiss_1_1InvertedLists.html#ae06049e4259edb47d443ef87bdedc744" > code_size< / a > == < a class = "code" href = "structfaiss_1_1IndexIVF.html#a46d1aeddb60643c5b3f096147c3e028f" > code_size< / a > );< / div >
< div class = "line" > < a name = "l00740" > < / a > < span class = "lineno" > 740< / span >   < span class = "keywordflow" > if< / span > (own_invlists) {< / div >
< div class = "line" > < a name = "l00741" > < / a > < span class = "lineno" > 741< / span >   < span class = "keyword" > delete< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > ;< / div >
< div class = "line" > < a name = "l00742" > < / a > < span class = "lineno" > 742< / span >   }< / div >
< div class = "line" > < a name = "l00743" > < / a > < span class = "lineno" > 743< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > = il;< / div >
< div class = "line" > < a name = "l00744" > < / a > < span class = "lineno" > 744< / span >   own_invlists = own;< / div >
< div class = "line" > < a name = "l00745" > < / a > < span class = "lineno" > 745< / span >   }< / div >
< div class = "line" > < a name = "l00746" > < / a > < span class = "lineno" > 746< / span >   < / div >
< div class = "line" > < a name = "l00747" > < / a > < span class = "lineno" > 747< / span >   < / div >
< div class = "line" > < a name = "l00748" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIVF.html#aa64ecc5e7b286e9b0f252796edd4714b" > 748< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa64ecc5e7b286e9b0f252796edd4714b" > IndexIVF::copy_subset_to< / a > (< a class = "code" href = "structfaiss_1_1IndexIVF.html" > IndexIVF< / a > & other, < span class = "keywordtype" > int< / span > subset_type,< / div >
< div class = "line" > < a name = "l00749" > < / a > < span class = "lineno" > 749< / span >   idx_t a1, idx_t a2)< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00750" > < / a > < span class = "lineno" > 750< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00751" > < / a > < span class = "lineno" > 751< / span >   < / div >
< div class = "line" > < a name = "l00752" > < / a > < span class = "lineno" > 752< / span >   FAISS_THROW_IF_NOT (< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > == other.< a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > );< / div >
< div class = "line" > < a name = "l00753" > < / a > < span class = "lineno" > 753< / span >   FAISS_THROW_IF_NOT (< a class = "code" href = "structfaiss_1_1IndexIVF.html#a46d1aeddb60643c5b3f096147c3e028f" > code_size< / a > == other.< a class = "code" href = "structfaiss_1_1IndexIVF.html#a46d1aeddb60643c5b3f096147c3e028f" > code_size< / a > );< / div >
< div class = "line" > < a name = "l00754" > < / a > < span class = "lineno" > 754< / span >   FAISS_THROW_IF_NOT (!other.< a class = "code" href = "structfaiss_1_1IndexIVF.html#aedd0c14b5654295b291638ec7f9f9517" > maintain_direct_map< / a > );< / div >
< div class = "line" > < a name = "l00755" > < / a > < span class = "lineno" > 755< / span >   FAISS_THROW_IF_NOT_FMT (< / div >
< div class = "line" > < a name = "l00756" > < / a > < span class = "lineno" > 756< / span >   subset_type == 0 || subset_type == 1 || subset_type == 2,< / div >
< div class = "line" > < a name = "l00757" > < / a > < span class = "lineno" > 757< / span >   < span class = "stringliteral" > " subset type %d not implemented" < / span > , subset_type);< / div >
< div class = "line" > < a name = "l00758" > < / a > < span class = "lineno" > 758< / span >   < / div >
< div class = "line" > < a name = "l00759" > < / a > < span class = "lineno" > 759< / span >   < span class = "keywordtype" > size_t< / span > accu_n = 0;< / div >
< div class = "line" > < a name = "l00760" > < / a > < span class = "lineno" > 760< / span >   < span class = "keywordtype" > size_t< / span > accu_a1 = 0;< / div >
< div class = "line" > < a name = "l00761" > < / a > < span class = "lineno" > 761< / span >   < span class = "keywordtype" > size_t< / span > accu_a2 = 0;< / div >
< div class = "line" > < a name = "l00762" > < / a > < span class = "lineno" > 762< / span >   < / div >
< div class = "line" > < a name = "l00763" > < / a > < span class = "lineno" > 763< / span >   < a class = "code" href = "structfaiss_1_1InvertedLists.html" > InvertedLists< / a > *oivf = other.< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > ;< / div >
< div class = "line" > < a name = "l00764" > < / a > < span class = "lineno" > 764< / span >   < / div >
< div class = "line" > < a name = "l00765" > < / a > < span class = "lineno" > 765< / span >   < span class = "keywordflow" > for< / span > (idx_t list_no = 0; list_no < < a class = "code" href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > nlist< / a > ; list_no++) {< / div >
< div class = "line" > < a name = "l00766" > < / a > < span class = "lineno" > 766< / span >   < span class = "keywordtype" > size_t< / span > n = < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#a9bd256053ee360473842105460fe285f" > list_size< / a > (list_no);< / div >
< div class = "line" > < a name = "l00767" > < / a > < span class = "lineno" > 767< / span >   < a class = "code" href = "structfaiss_1_1InvertedLists_1_1ScopedIds.html" > ScopedIds< / a > ids_in (< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > , list_no);< / div >
< div class = "line" > < a name = "l00768" > < / a > < span class = "lineno" > 768< / span >   < / div >
< div class = "line" > < a name = "l00769" > < / a > < span class = "lineno" > 769< / span >   < span class = "keywordflow" > if< / span > (subset_type == 0) {< / div >
< div class = "line" > < a name = "l00770" > < / a > < span class = "lineno" > 770< / span >   < span class = "keywordflow" > for< / span > (idx_t i = 0; i < n; i++) {< / div >
< div class = "line" > < a name = "l00771" > < / a > < span class = "lineno" > 771< / span >   idx_t < span class = "keywordtype" > id< / span > = ids_in[i];< / div >
< div class = "line" > < a name = "l00772" > < / a > < span class = "lineno" > 772< / span >   < span class = "keywordflow" > if< / span > (a1 < = < span class = "keywordtype" > id< / span > & & < span class = "keywordtype" > id< / span > < a2) {< / div >
< div class = "line" > < a name = "l00773" > < / a > < span class = "lineno" > 773< / span >   oivf-> < a class = "code" href = "structfaiss_1_1InvertedLists.html#acd3e36cc06fc49e02773e403a84dba95" > add_entry< / a > (list_no,< / div >
< div class = "line" > < a name = "l00774" > < / a > < span class = "lineno" > 774< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#a21b52cdb0601cd225bd7924932310876" > get_single_id< / a > (list_no, i),< / div >
< div class = "line" > < a name = "l00775" > < / a > < span class = "lineno" > 775< / span >   < a class = "code" href = "structfaiss_1_1InvertedLists_1_1ScopedCodes.html" > ScopedCodes< / a > (< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > , list_no, i).get());< / div >
< div class = "line" > < a name = "l00776" > < / a > < span class = "lineno" > 776< / span >   other.< a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > ++;< / div >
< div class = "line" > < a name = "l00777" > < / a > < span class = "lineno" > 777< / span >   }< / div >
< div class = "line" > < a name = "l00778" > < / a > < span class = "lineno" > 778< / span >   }< / div >
< div class = "line" > < a name = "l00779" > < / a > < span class = "lineno" > 779< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (subset_type == 1) {< / div >
< div class = "line" > < a name = "l00780" > < / a > < span class = "lineno" > 780< / span >   < span class = "keywordflow" > for< / span > (idx_t i = 0; i < n; i++) {< / div >
< div class = "line" > < a name = "l00781" > < / a > < span class = "lineno" > 781< / span >   idx_t < span class = "keywordtype" > id< / span > = ids_in[i];< / div >
< div class = "line" > < a name = "l00782" > < / a > < span class = "lineno" > 782< / span >   < span class = "keywordflow" > if< / span > (< span class = "keywordtype" > id< / span > % a1 == a2) {< / div >
< div class = "line" > < a name = "l00783" > < / a > < span class = "lineno" > 783< / span >   oivf-> < a class = "code" href = "structfaiss_1_1InvertedLists.html#acd3e36cc06fc49e02773e403a84dba95" > add_entry< / a > (list_no,< / div >
< div class = "line" > < a name = "l00784" > < / a > < span class = "lineno" > 784< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#a21b52cdb0601cd225bd7924932310876" > get_single_id< / a > (list_no, i),< / div >
< div class = "line" > < a name = "l00785" > < / a > < span class = "lineno" > 785< / span >   < a class = "code" href = "structfaiss_1_1InvertedLists_1_1ScopedCodes.html" > ScopedCodes< / a > (< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > , list_no, i).get());< / div >
< div class = "line" > < a name = "l00786" > < / a > < span class = "lineno" > 786< / span >   other.< a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > ++;< / div >
< div class = "line" > < a name = "l00787" > < / a > < span class = "lineno" > 787< / span >   }< / div >
< div class = "line" > < a name = "l00788" > < / a > < span class = "lineno" > 788< / span >   }< / div >
< div class = "line" > < a name = "l00789" > < / a > < span class = "lineno" > 789< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (subset_type == 2) {< / div >
< div class = "line" > < a name = "l00790" > < / a > < span class = "lineno" > 790< / span >   < span class = "comment" > // see what is allocated to a1 and to a2< / span > < / div >
< div class = "line" > < a name = "l00791" > < / a > < span class = "lineno" > 791< / span >   < span class = "keywordtype" > size_t< / span > next_accu_n = accu_n + n;< / div >
< div class = "line" > < a name = "l00792" > < / a > < span class = "lineno" > 792< / span >   < span class = "keywordtype" > size_t< / span > next_accu_a1 = next_accu_n * a1 / < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > ;< / div >
< div class = "line" > < a name = "l00793" > < / a > < span class = "lineno" > 793< / span >   < span class = "keywordtype" > size_t< / span > i1 = next_accu_a1 - accu_a1;< / div >
< div class = "line" > < a name = "l00794" > < / a > < span class = "lineno" > 794< / span >   < span class = "keywordtype" > size_t< / span > next_accu_a2 = next_accu_n * a2 / < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > ;< / div >
< div class = "line" > < a name = "l00795" > < / a > < span class = "lineno" > 795< / span >   < span class = "keywordtype" > size_t< / span > i2 = next_accu_a2 - accu_a2;< / div >
< div class = "line" > < a name = "l00796" > < / a > < span class = "lineno" > 796< / span >   < / div >
< div class = "line" > < a name = "l00797" > < / a > < span class = "lineno" > 797< / span >   < span class = "keywordflow" > for< / span > (idx_t i = i1; i < i2; i++) {< / div >
< div class = "line" > < a name = "l00798" > < / a > < span class = "lineno" > 798< / span >   oivf-> < a class = "code" href = "structfaiss_1_1InvertedLists.html#acd3e36cc06fc49e02773e403a84dba95" > add_entry< / a > (list_no,< / div >
< div class = "line" > < a name = "l00799" > < / a > < span class = "lineno" > 799< / span >   < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > -> < a class = "code" href = "structfaiss_1_1InvertedLists.html#a21b52cdb0601cd225bd7924932310876" > get_single_id< / a > (list_no, i),< / div >
< div class = "line" > < a name = "l00800" > < / a > < span class = "lineno" > 800< / span >   < a class = "code" href = "structfaiss_1_1InvertedLists_1_1ScopedCodes.html" > ScopedCodes< / a > (< a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > , list_no, i).get());< / div >
< div class = "line" > < a name = "l00801" > < / a > < span class = "lineno" > 801< / span >   }< / div >
< div class = "line" > < a name = "l00802" > < / a > < span class = "lineno" > 802< / span >   < / div >
< div class = "line" > < a name = "l00803" > < / a > < span class = "lineno" > 803< / span >   other.< a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > += i2 - i1;< / div >
< div class = "line" > < a name = "l00804" > < / a > < span class = "lineno" > 804< / span >   accu_a1 = next_accu_a1;< / div >
< div class = "line" > < a name = "l00805" > < / a > < span class = "lineno" > 805< / span >   accu_a2 = next_accu_a2;< / div >
< div class = "line" > < a name = "l00806" > < / a > < span class = "lineno" > 806< / span >   }< / div >
< div class = "line" > < a name = "l00807" > < / a > < span class = "lineno" > 807< / span >   accu_n += n;< / div >
< div class = "line" > < a name = "l00808" > < / a > < span class = "lineno" > 808< / span >   }< / div >
< div class = "line" > < a name = "l00809" > < / a > < span class = "lineno" > 809< / span >   FAISS_ASSERT(accu_n == < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > );< / div >
< div class = "line" > < a name = "l00810" > < / a > < span class = "lineno" > 810< / span >   < / div >
< div class = "line" > < a name = "l00811" > < / a > < span class = "lineno" > 811< / span >   }< / div >
< div class = "line" > < a name = "l00812" > < / a > < span class = "lineno" > 812< / span >   < / div >
< div class = "line" > < a name = "l00813" > < / a > < span class = "lineno" > 813< / span >   < / div >
< div class = "line" > < a name = "l00814" > < / a > < span class = "lineno" > 814< / span >   IndexIVF::~IndexIVF()< / div >
< div class = "line" > < a name = "l00815" > < / a > < span class = "lineno" > 815< / span >   {< / div >
< div class = "line" > < a name = "l00816" > < / a > < span class = "lineno" > 816< / span >   < span class = "keywordflow" > if< / span > (own_invlists) {< / div >
< div class = "line" > < a name = "l00817" > < / a > < span class = "lineno" > 817< / span >   < span class = "keyword" > delete< / span > < a class = "code" href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > invlists< / a > ;< / div >
< div class = "line" > < a name = "l00818" > < / a > < span class = "lineno" > 818< / span >   }< / div >
< div class = "line" > < a name = "l00819" > < / a > < span class = "lineno" > 819< / span >   }< / div >
< div class = "line" > < a name = "l00820" > < / a > < span class = "lineno" > 820< / span >   < / div >
< div class = "line" > < a name = "l00821" > < / a > < span class = "lineno" > 821< / span >   < / div >
< div class = "line" > < a name = "l00822" > < / a > < span class = "lineno" > 822< / span >   < span class = "keywordtype" > void< / span > IndexIVFStats::reset()< / div >
< div class = "line" > < a name = "l00823" > < / a > < span class = "lineno" > 823< / span >   {< / div >
< div class = "line" > < a name = "l00824" > < / a > < span class = "lineno" > 824< / span >   memset ((< span class = "keywordtype" > void< / span > *)< span class = "keyword" > this< / span > , 0, < span class = "keyword" > sizeof< / span > (*< span class = "keyword" > this< / span > ));< / div >
< div class = "line" > < a name = "l00825" > < / a > < span class = "lineno" > 825< / span >   }< / div >
< div class = "line" > < a name = "l00826" > < / a > < span class = "lineno" > 826< / span >   < / div >
< div class = "line" > < a name = "l00827" > < / a > < span class = "lineno" > 827< / span >   < / div >
< div class = "line" > < a name = "l00828" > < / a > < span class = "lineno" > 828< / span >   IndexIVFStats indexIVF_stats;< / div >
< div class = "line" > < a name = "l00829" > < / a > < span class = "lineno" > 829< / span >   < / div >
< div class = "line" > < a name = "l00830" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1InvertedListScanner.html#a57b6dcddab11cc801ce6288e065e1fa1" > 830< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1InvertedListScanner.html#a57b6dcddab11cc801ce6288e065e1fa1" > InvertedListScanner::scan_codes_range< / a > (< span class = "keywordtype" > size_t< / span > ,< / div >
< div class = "line" > < a name = "l00831" > < / a > < span class = "lineno" > 831< / span >   < span class = "keyword" > const< / span > uint8_t *,< / div >
< div class = "line" > < a name = "l00832" > < / a > < span class = "lineno" > 832< / span >   < span class = "keyword" > const< / span > idx_t *,< / div >
< div class = "line" > < a name = "l00833" > < / a > < span class = "lineno" > 833< / span >   < span class = "keywordtype" > float< / span > ,< / div >
< div class = "line" > < a name = "l00834" > < / a > < span class = "lineno" > 834< / span >   < a class = "code" href = "structfaiss_1_1RangeQueryResult.html" > RangeQueryResult< / a > & )< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00835" > < / a > < span class = "lineno" > 835< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00836" > < / a > < span class = "lineno" > 836< / span >   FAISS_THROW_MSG (< span class = "stringliteral" > " scan_codes_range not implemented" < / span > );< / div >
< div class = "line" > < a name = "l00837" > < / a > < span class = "lineno" > 837< / span >   }< / div >
< div class = "line" > < a name = "l00838" > < / a > < span class = "lineno" > 838< / span >   < / div >
< div class = "line" > < a name = "l00839" > < / a > < span class = "lineno" > 839< / span >   < / div >
< div class = "line" > < a name = "l00840" > < / a > < span class = "lineno" > 840< / span >   < / div >
< div class = "line" > < a name = "l00841" > < / a > < span class = "lineno" > 841< / span >   } < span class = "comment" > // namespace faiss< / span > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a2f16f939a418d8e58ff43f4ee0dc17cc" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a2f16f939a418d8e58ff43f4ee0dc17cc" > faiss::IndexIVF::encode_vectors< / a > < / div > < div class = "ttdeci" > virtual void encode_vectors(idx_t n, const float *x, const idx_t *list_nos, uint8_t *codes) const =0< / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html" > faiss::IndexIVF< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00090" > IndexIVF.h:90< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a244ec2067da495ff1493687e0048ae02" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a244ec2067da495ff1493687e0048ae02" > faiss::IndexIVF::parallel_mode< / a > < / div > < div class = "ttdeci" > int parallel_mode< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00106" > IndexIVF.h:106< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a7cf3a1963394f87d61913420a66eb468" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a7cf3a1963394f87d61913420a66eb468" > faiss::IndexIVF::search_preassigned< / a > < / div > < div class = "ttdeci" > virtual void search_preassigned(idx_t n, const float *x, idx_t k, const idx_t *assign, const float *centroid_dis, float *distances, idx_t *labels, bool store_pairs, const IVFSearchParameters *params=nullptr) const < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00250" > IndexIVF.cpp:250< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1Level1Quantizer_html" > < div class = "ttname" > < a href = "structfaiss_1_1Level1Quantizer.html" > faiss::Level1Quantizer< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00031" > IndexIVF.h:31< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1RangeQueryResult_html" > < div class = "ttname" > < a href = "structfaiss_1_1RangeQueryResult.html" > faiss::RangeQueryResult< / a > < / div > < div class = "ttdoc" > result structure for a single query < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "AuxIndexStructures_8h_source.html#l00138" > AuxIndexStructures.h:138< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1ArrayInvertedLists_html" > < div class = "ttname" > < a href = "structfaiss_1_1ArrayInvertedLists.html" > faiss::ArrayInvertedLists< / a > < / div > < div class = "ttdoc" > simple (default) implementation as an array of inverted lists < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "InvertedLists_8h_source.html#l00182" > InvertedLists.h:182< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a7fc8b9a1fff9f3d24cf7055fbc4fed7b" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a7fc8b9a1fff9f3d24cf7055fbc4fed7b" > faiss::IndexIVF::check_compatible_for_merge< / a > < / div > < div class = "ttdeci" > void check_compatible_for_merge(const IndexIVF & other) const < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00710" > IndexIVF.cpp:710< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1CMax_html" > < div class = "ttname" > < a href = "structfaiss_1_1CMax.html" > faiss::CMax< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Heap_8h_source.html#l00047" > Heap.h:47< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a77aec24920024a09f7661790d9534c10" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a77aec24920024a09f7661790d9534c10" > faiss::IndexIVF::search_and_reconstruct< / a > < / div > < div class = "ttdeci" > void search_and_reconstruct(idx_t n, const float *x, idx_t k, float *distances, idx_t *labels, float *recons) const override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00595" > IndexIVF.cpp:595< / a > < / div > < / div >
2017-02-22 23:26:44 +01:00
< div class = "ttc" id = "structfaiss_1_1Index_html_a849361f5f0ab0aba8d419c86f2594191" > < div class = "ttname" > < a href = "structfaiss_1_1Index.html#a849361f5f0ab0aba8d419c86f2594191" > faiss::Index::reset< / a > < / div > < div class = "ttdeci" > virtual void reset()=0< / div > < div class = "ttdoc" > removes all elements from the database. < / div > < / div >
2019-05-28 16:17:22 +02:00
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_affed235eadf27a13d753ee4d33a1dc58" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#affed235eadf27a13d753ee4d33a1dc58" > faiss::IndexIVF::nprobe< / a > < / div > < div class = "ttdeci" > size_t nprobe< / div > < div class = "ttdoc" > number of probes at query time < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00097" > IndexIVF.h:97< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1Index_html_a8bc5d8d1cd0dd7b34b3c98a9f76b4a9c" > < div class = "ttname" > < a href = "structfaiss_1_1Index.html#a8bc5d8d1cd0dd7b34b3c98a9f76b4a9c" > faiss::Index::assign< / a > < / div > < div class = "ttdeci" > void assign(idx_t n, const float *x, idx_t *labels, idx_t k=1)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Index_8cpp_source.html#l00034" > Index.cpp:34< / a > < / div > < / div >
2018-12-19 17:48:35 +01:00
< div class = "ttc" id = "structfaiss_1_1IDSelector_html" > < div class = "ttname" > < a href = "structfaiss_1_1IDSelector.html" > faiss::IDSelector< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "AuxIndexStructures_8h_source.html#l00054" > AuxIndexStructures.h:54< / a > < / div > < / div >
2019-05-28 16:17:22 +02:00
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a4e6f5ea9abc1a014531be989b5dea4b7" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a4e6f5ea9abc1a014531be989b5dea4b7" > faiss::IndexIVF::remove_ids< / a > < / div > < div class = "ttdeci" > idx_t remove_ids(const IDSelector & sel) override< / div > < div class = "ttdoc" > Dataset manipulation functions. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00648" > IndexIVF.cpp:648< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexFlatL2_html" > < div class = "ttname" > < a href = "structfaiss_1_1IndexFlatL2.html" > faiss::IndexFlatL2< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexFlat_8h_source.html#l00077" > IndexFlat.h:77< / a > < / div > < / div >
2018-02-23 16:44:31 +01:00
< div class = "ttc" id = "structfaiss_1_1InvertedLists_html_a9bd256053ee360473842105460fe285f" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedLists.html#a9bd256053ee360473842105460fe285f" > faiss::InvertedLists::list_size< / a > < / div > < div class = "ttdeci" > virtual size_t list_size(size_t list_no) const =0< / div > < div class = "ttdoc" > get the size of a list < / div > < / div >
2019-05-28 16:17:22 +02:00
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a3b3270dcfa248dc30117644382a54e39" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a3b3270dcfa248dc30117644382a54e39" > faiss::IndexIVF::reconstruct< / a > < / div > < div class = "ttdeci" > void reconstruct(idx_t key, float *recons) const override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00562" > IndexIVF.cpp:562< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1Index_html_abf601502bdbfa02b9d7bcd7b3671b71d" > < div class = "ttname" > < a href = "structfaiss_1_1Index.html#abf601502bdbfa02b9d7bcd7b3671b71d" > faiss::Index::train< / a > < / div > < div class = "ttdeci" > virtual void train(idx_t n, const float *x)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Index_8cpp_source.html#l00023" > Index.cpp:23< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1ScopeDeleter1_html" > < div class = "ttname" > < a href = "structfaiss_1_1ScopeDeleter1.html" > faiss::ScopeDeleter1< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "FaissException_8h_source.html#l00058" > FaissException.h:58< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a567ef760fd09d09ce2ee4f4e6c2d7280" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a567ef760fd09d09ce2ee4f4e6c2d7280" > faiss::IndexIVF::train_residual< / a > < / div > < div class = "ttdeci" > virtual void train_residual(idx_t n, const float *x)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00703" > IndexIVF.cpp:703< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1ScopeDeleter_html" > < div class = "ttname" > < a href = "structfaiss_1_1ScopeDeleter.html" > faiss::ScopeDeleter< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "FaissException_8h_source.html#l00045" > FaissException.h:45< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a5b7b4b3dc5ea40f7076a00c81cc83d66" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a5b7b4b3dc5ea40f7076a00c81cc83d66" > faiss::IndexIVF::range_search< / a > < / div > < div class = "ttdeci" > void range_search(idx_t n, const float *x, float radius, RangeSearchResult *result) const override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00434" > IndexIVF.cpp:434< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IVFSearchParameters_html" > < div class = "ttname" > < a href = "structfaiss_1_1IVFSearchParameters.html" > faiss::IVFSearchParameters< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00060" > IndexIVF.h:60< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1InvertedLists_html" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedLists.html" > faiss::InvertedLists< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "InvertedLists_8h_source.html#l00031" > InvertedLists.h:31< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1InterruptCallback_html_a6b7b2569b2d3a88daea65b469a24e378" > < div class = "ttname" > < a href = "structfaiss_1_1InterruptCallback.html#a6b7b2569b2d3a88daea65b469a24e378" > faiss::InterruptCallback::check< / a > < / div > < div class = "ttdeci" > static void check()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "AuxIndexStructures_8cpp_source.html#l00307" > AuxIndexStructures.cpp:307< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1InvertedLists_html_ac2a0686121ef5bdd6eb70f7eb3cf9b3a" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedLists.html#ac2a0686121ef5bdd6eb70f7eb3cf9b3a" > faiss::InvertedLists::merge_from< / a > < / div > < div class = "ttdeci" > void merge_from(InvertedLists *oivf, size_t add_id)< / div > < div class = "ttdoc" > move all entries from oivf (empty on output) < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "InvertedLists_8cpp_source.html#l00077" > InvertedLists.cpp:77< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1InvertedLists_html_a21b52cdb0601cd225bd7924932310876" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedLists.html#a21b52cdb0601cd225bd7924932310876" > faiss::InvertedLists::get_single_id< / a > < / div > < div class = "ttdeci" > virtual idx_t get_single_id(size_t list_no, size_t offset) const < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "InvertedLists_8cpp_source.html#l00035" > InvertedLists.cpp:35< / a > < / div > < / div >
2018-12-19 17:48:35 +01:00
< div class = "ttc" id = "structfaiss_1_1Index_html_a2a002388d2c081c2dbab8508dcefe73d" > < div class = "ttname" > < a href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > faiss::Index::d< / a > < / div > < div class = "ttdeci" > int d< / div > < div class = "ttdoc" > vector dimension < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Index_8h_source.html#l00066" > Index.h:66< / a > < / div > < / div >
2019-05-28 16:17:22 +02:00
< div class = "ttc" id = "structfaiss_1_1Index_html_ad3f0d3071f987baabbdd3da4500c87ea" > < div class = "ttname" > < a href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > faiss::Index::idx_t< / a > < / div > < div class = "ttdeci" > long idx_t< / div > < div class = "ttdoc" > all indices are this type < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Index_8h_source.html#l00062" > Index.h:62< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1InvertedLists_html_ae06049e4259edb47d443ef87bdedc744" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedLists.html#ae06049e4259edb47d443ef87bdedc744" > faiss::InvertedLists::code_size< / a > < / div > < div class = "ttdeci" > size_t code_size< / div > < div class = "ttdoc" > code size per vector in bytes < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "InvertedLists_8h_source.html#l00035" > InvertedLists.h:35< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_aa64ecc5e7b286e9b0f252796edd4714b" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#aa64ecc5e7b286e9b0f252796edd4714b" > faiss::IndexIVF::copy_subset_to< / a > < / div > < div class = "ttdeci" > virtual void copy_subset_to(IndexIVF & other, int subset_type, idx_t a1, idx_t a2) const < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00748" > IndexIVF.cpp:748< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a7a1d5eec194db0977b2318c6ed6a2b86" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a7a1d5eec194db0977b2318c6ed6a2b86" > faiss::IndexIVF::train< / a > < / div > < div class = "ttdeci" > void train(idx_t n, const float *x) override< / div > < div class = "ttdoc" > Trains the quantizer and calls train_residual to train sub-quantizers. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00688" > IndexIVF.cpp:688< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a7cc286dfbd8bfd43ea4b22173e28231c" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a7cc286dfbd8bfd43ea4b22173e28231c" > faiss::IndexIVF::reconstruct_n< / a > < / div > < div class = "ttdeci" > void reconstruct_n(idx_t i0, idx_t ni, float *recons) const override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00574" > IndexIVF.cpp:574< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1Level1Quantizer_html_a1dcea762fc322fdcffe64f78994edea0" > < div class = "ttname" > < a href = "structfaiss_1_1Level1Quantizer.html#a1dcea762fc322fdcffe64f78994edea0" > faiss::Level1Quantizer::quantizer_trains_alone< / a > < / div > < div class = "ttdeci" > char quantizer_trains_alone< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00040" > IndexIVF.h:40< / a > < / div > < / div >
2018-12-19 17:48:35 +01:00
< div class = "ttc" id = "structfaiss_1_1Clustering_html" > < div class = "ttname" > < a href = "structfaiss_1_1Clustering.html" > faiss::Clustering< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Clustering_8h_source.html#l00056" > Clustering.h:56< / a > < / div > < / div >
2017-11-22 05:00:42 -08:00
< div class = "ttc" id = "structfaiss_1_1Index_html_a1b5e9ac70adbce0897dd6c8276ad96f2" > < div class = "ttname" > < a href = "structfaiss_1_1Index.html#a1b5e9ac70adbce0897dd6c8276ad96f2" > faiss::Index::add< / a > < / div > < div class = "ttdeci" > virtual void add(idx_t n, const float *x)=0< / div > < / div >
2018-12-19 17:48:35 +01:00
< div class = "ttc" id = "structfaiss_1_1InvertedListScanner_html_ae801ea7ba0086a05ace3b779c3acf305" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedListScanner.html#ae801ea7ba0086a05ace3b779c3acf305" > faiss::InvertedListScanner::set_list< / a > < / div > < div class = "ttdeci" > virtual void set_list(idx_t list_no, float coarse_dis)=0< / div > < div class = "ttdoc" > following codes come from this inverted list < / div > < / div >
2019-05-28 16:17:22 +02:00
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a14e75169bddcd0251134821416b060a1" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a14e75169bddcd0251134821416b060a1" > faiss::IndexIVF::add_with_ids< / a > < / div > < div class = "ttdeci" > void add_with_ids(idx_t n, const float *x, const idx_t *xids) override< / div > < div class = "ttdoc" > default implementation that calls encode_vectors < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00149" > IndexIVF.cpp:149< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1InvertedLists_html_acd3e36cc06fc49e02773e403a84dba95" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedLists.html#acd3e36cc06fc49e02773e403a84dba95" > faiss::InvertedLists::add_entry< / a > < / div > < div class = "ttdeci" > virtual size_t add_entry(size_t list_no, idx_t theid, const uint8_t *code)< / div > < div class = "ttdoc" > add one entry to an inverted list < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "InvertedLists_8cpp_source.html#l00059" > InvertedLists.cpp:59< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_abdf74276df83acf76023f105516fe881" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#abdf74276df83acf76023f105516fe881" > faiss::IndexIVF::get_InvertedListScanner< / a > < / div > < div class = "ttdeci" > virtual InvertedListScanner * get_InvertedListScanner(bool store_pairs=false) const < / div > < div class = "ttdoc" > get a scanner for this index (store_pairs means ignore labels) < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00556" > IndexIVF.cpp:556< / a > < / div > < / div >
2018-12-19 17:48:35 +01:00
< div class = "ttc" id = "structfaiss_1_1InvertedListScanner_html_a218aeaf7cc45bf0bf27c3a8bfa44e303" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedListScanner.html#a218aeaf7cc45bf0bf27c3a8bfa44e303" > faiss::InvertedListScanner::scan_codes< / a > < / div > < div class = "ttdeci" > virtual size_t scan_codes(size_t n, const uint8_t *codes, const idx_t *ids, float *distances, idx_t *labels, size_t k) const =0< / div > < / div >
2019-05-28 16:17:22 +02:00
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a4eb943aeb7df30d44ad9b665452bfcf7" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a4eb943aeb7df30d44ad9b665452bfcf7" > faiss::IndexIVF::replace_invlists< / a > < / div > < div class = "ttdeci" > void replace_invlists(InvertedLists *il, bool own=false)< / div > < div class = "ttdoc" > replace the inverted lists, old one is deallocated if own_invlists < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00735" > IndexIVF.cpp:735< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1Level1Quantizer_html_abb7097ed40b15ba0af08af6d03608f72" > < div class = "ttname" > < a href = "structfaiss_1_1Level1Quantizer.html#abb7097ed40b15ba0af08af6d03608f72" > faiss::Level1Quantizer::cp< / a > < / div > < div class = "ttdeci" > ClusteringParameters cp< / div > < div class = "ttdoc" > to override default clustering params < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00043" > IndexIVF.h:43< / a > < / div > < / div >
2018-12-19 17:48:35 +01:00
< div class = "ttc" id = "structfaiss_1_1Index_html_a6970683faa021b7a6f1a0865c0d4eccd" > < div class = "ttname" > < a href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > faiss::Index::ntotal< / a > < / div > < div class = "ttdeci" > idx_t ntotal< / div > < div class = "ttdoc" > total nb of indexed vectors < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Index_8h_source.html#l00067" > Index.h:67< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1Index_html_a5590d847c5c2b958affd2a05e58a6f23" > < div class = "ttname" > < a href = "structfaiss_1_1Index.html#a5590d847c5c2b958affd2a05e58a6f23" > faiss::Index::verbose< / a > < / div > < div class = "ttdeci" > bool verbose< / div > < div class = "ttdoc" > verbosity level < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Index_8h_source.html#l00068" > Index.h:68< / a > < / div > < / div >
2019-05-28 16:17:22 +02:00
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a47a3b7665e9d2be41c6d3b2e9144b73f" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a47a3b7665e9d2be41c6d3b2e9144b73f" > faiss::IndexIVF::reset< / a > < / div > < div class = "ttdeci" > void reset() override< / div > < div class = "ttdoc" > removes all elements from the database. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00640" > IndexIVF.cpp:640< / a > < / div > < / div >
< div class = "ttc" id = "namespacefaiss_html_af2a71f7d5402ae02ce169a4cc83020eb" > < div class = "ttname" > < a href = "namespacefaiss.html#af2a71f7d5402ae02ce169a4cc83020eb" > faiss::getmillisecs< / a > < / div > < div class = "ttdeci" > double getmillisecs()< / div > < div class = "ttdoc" > ms elapsed since some arbitrary epoch < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "utils_8cpp_source.html#l00069" > utils.cpp:69< / a > < / div > < / div >
2018-12-19 17:48:35 +01:00
< div class = "ttc" id = "structfaiss_1_1Clustering_html_a64c5ec0b4a7967d8be2872974b455ff1" > < div class = "ttname" > < a href = "structfaiss_1_1Clustering.html#a64c5ec0b4a7967d8be2872974b455ff1" > faiss::Clustering::centroids< / a > < / div > < div class = "ttdeci" > std::vector< float > centroids< / div > < div class = "ttdoc" > centroids (k * d) < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Clustering_8h_source.html#l00062" > Clustering.h:62< / a > < / div > < / div >
2017-09-08 04:39:41 -07:00
< div class = "ttc" id = "structfaiss_1_1Index_html_aced51b1ebc33c47ab3ae15ea906559a7" > < div class = "ttname" > < a href = "structfaiss_1_1Index.html#aced51b1ebc33c47ab3ae15ea906559a7" > faiss::Index::search< / a > < / div > < div class = "ttdeci" > virtual void search(idx_t n, const float *x, idx_t k, float *distances, idx_t *labels) const =0< / div > < / div >
2019-05-28 16:17:22 +02:00
< div class = "ttc" id = "structfaiss_1_1Level1Quantizer_html_a45d29dd6a5c53789c08e5ceb3f63d989" > < div class = "ttname" > < a href = "structfaiss_1_1Level1Quantizer.html#a45d29dd6a5c53789c08e5ceb3f63d989" > faiss::Level1Quantizer::clustering_index< / a > < / div > < div class = "ttdeci" > Index * clustering_index< / div > < div class = "ttdoc" > to override index used during clustering < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00044" > IndexIVF.h:44< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1InvertedListScanner_html" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedListScanner.html" > faiss::InvertedListScanner< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00272" > IndexIVF.h:272< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1Level1Quantizer_html_a0069a6ee1e32c2e0c1c7df9a95740dd4" > < div class = "ttname" > < a href = "structfaiss_1_1Level1Quantizer.html#a0069a6ee1e32c2e0c1c7df9a95740dd4" > faiss::Level1Quantizer::train_q1< / a > < / div > < div class = "ttdeci" > void train_q1(size_t n, const float *x, bool verbose, MetricType metric_type)< / div > < div class = "ttdoc" > Trains the quantizer and calls train_residual to train sub-quantizers. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00060" > IndexIVF.cpp:60< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IVFSearchParameters_html_a1183c0b7d9ffd5154b32765175f2a9cc" > < div class = "ttname" > < a href = "structfaiss_1_1IVFSearchParameters.html#a1183c0b7d9ffd5154b32765175f2a9cc" > faiss::IVFSearchParameters::nprobe< / a > < / div > < div class = "ttdeci" > size_t nprobe< / div > < div class = "ttdoc" > number of probes at query time < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00061" > IndexIVF.h:61< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1RangeSearchPartialResult_html" > < div class = "ttname" > < a href = "structfaiss_1_1RangeSearchPartialResult.html" > faiss::RangeSearchPartialResult< / a > < / div > < div class = "ttdoc" > the entries in the buffers are split per query < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "AuxIndexStructures_8h_source.html#l00149" > AuxIndexStructures.h:149< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1InvertedLists_html_afaf8b7aa3e846aa4553f6aae67827ec8" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedLists.html#afaf8b7aa3e846aa4553f6aae67827ec8" > faiss::InvertedLists::nlist< / a > < / div > < div class = "ttdeci" > size_t nlist< / div > < div class = "ttdoc" > number of possible key values < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "InvertedLists_8h_source.html#l00034" > InvertedLists.h:34< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1RangeSearchResult_html" > < div class = "ttname" > < a href = "structfaiss_1_1RangeSearchResult.html" > faiss::RangeSearchResult< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "AuxIndexStructures_8h_source.html#l00031" > AuxIndexStructures.h:31< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1RangeSearchPartialResult_html_ac01a679f4fa7a00e8cb0dfe15f50d422" > < div class = "ttname" > < a href = "structfaiss_1_1RangeSearchPartialResult.html#ac01a679f4fa7a00e8cb0dfe15f50d422" > faiss::RangeSearchPartialResult::merge< / a > < / div > < div class = "ttdeci" > static void merge(std::vector< RangeSearchPartialResult * > & partial_results, bool do_delete=true)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "AuxIndexStructures_8cpp_source.html#l00184" > AuxIndexStructures.cpp:184< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a1c11ce77f459e2ab3e5d9a4c2263ad89" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a1c11ce77f459e2ab3e5d9a4c2263ad89" > faiss::IndexIVF::make_direct_map< / a > < / div > < div class = "ttdeci" > void make_direct_map(bool new_maintain_direct_map=true)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00202" > IndexIVF.cpp:202< / a > < / div > < / div >
2018-12-19 17:48:35 +01:00
< div class = "ttc" id = "structfaiss_1_1Index_html_a8e18f641854b2bde83ecff0a2f9a6f4e" > < div class = "ttname" > < a href = "structfaiss_1_1Index.html#a8e18f641854b2bde83ecff0a2f9a6f4e" > faiss::Index::metric_type< / a > < / div > < div class = "ttdeci" > MetricType metric_type< / div > < div class = "ttdoc" > type of metric this index uses for search < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Index_8h_source.html#l00074" > Index.h:74< / a > < / div > < / div >
2019-05-28 16:17:22 +02:00
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#aa0e8fc5e04cbd8e0dde61f98bc7dd0bc" > faiss::IndexIVF::invlists< / a > < / div > < div class = "ttdeci" > InvertedLists * invlists< / div > < div class = "ttdoc" > Acess to the actual data. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00092" > IndexIVF.h:92< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_acaa919a002354a7944266c26f8965170" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#acaa919a002354a7944266c26f8965170" > faiss::IndexIVF::reconstruct_from_offset< / a > < / div > < div class = "ttdeci" > virtual void reconstruct_from_offset(idx_t list_no, idx_t offset, float *recons) const < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00633" > IndexIVF.cpp:633< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1InterruptCallback_html_a1e4134a6b41f93d2405e030527573728" > < div class = "ttname" > < a href = "structfaiss_1_1InterruptCallback.html#a1e4134a6b41f93d2405e030527573728" > faiss::InterruptCallback::get_period_hint< / a > < / div > < div class = "ttdeci" > static size_t get_period_hint(size_t flops)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "AuxIndexStructures_8cpp_source.html#l00324" > AuxIndexStructures.cpp:324< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1Index_html" > < div class = "ttname" > < a href = "structfaiss_1_1Index.html" > faiss::Index< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Index_8h_source.html#l00061" > Index.h:61< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a821002a9d3a1a74dc8d6f6072eca4075" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a821002a9d3a1a74dc8d6f6072eca4075" > faiss::IndexIVF::add< / a > < / div > < div class = "ttdeci" > void add(idx_t n, const float *x) override< / div > < div class = "ttdoc" > Calls add_with_ids with NULL ids. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00143" > IndexIVF.cpp:143< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1Clustering_html_a839f210abb11c7a1c7162e336e0ff9cf" > < div class = "ttname" > < a href = "structfaiss_1_1Clustering.html#a839f210abb11c7a1c7162e336e0ff9cf" > faiss::Clustering::train< / a > < / div > < div class = "ttdeci" > virtual void train(idx_t n, const float *x, faiss::Index & index)< / div > < div class = "ttdoc" > Index is used during the assignment stage. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Clustering_8cpp_source.html#l00077" > Clustering.cpp:77< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IVFSearchParameters_html_ac3e01728f6376ad727340525b2138782" > < div class = "ttname" > < a href = "structfaiss_1_1IVFSearchParameters.html#ac3e01728f6376ad727340525b2138782" > faiss::IVFSearchParameters::max_codes< / a > < / div > < div class = "ttdeci" > size_t max_codes< / div > < div class = "ttdoc" > max nb of codes to visit to do a query < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00062" > IndexIVF.h:62< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1InvertedLists_html_ac537aa14d2731c0ff907169211389b76" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedLists.html#ac537aa14d2731c0ff907169211389b76" > faiss::InvertedLists::prefetch_lists< / a > < / div > < div class = "ttdeci" > virtual void prefetch_lists(const idx_t *list_nos, int nlist) const < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "InvertedLists_8cpp_source.html#l00049" > InvertedLists.cpp:49< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1Level1Quantizer_html_a3cf99e2ee92b8558a066f821efab95d5" > < div class = "ttname" > < a href = "structfaiss_1_1Level1Quantizer.html#a3cf99e2ee92b8558a066f821efab95d5" > faiss::Level1Quantizer::quantizer< / a > < / div > < div class = "ttdeci" > Index * quantizer< / div > < div class = "ttdoc" > quantizer that maps vectors to inverted lists < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00032" > IndexIVF.h:32< / a > < / div > < / div >
2018-12-19 17:48:35 +01:00
< div class = "ttc" id = "structfaiss_1_1Index_html_a6e92732617c4dbe364e7678dd8773a7f" > < div class = "ttname" > < a href = "structfaiss_1_1Index.html#a6e92732617c4dbe364e7678dd8773a7f" > faiss::Index::is_trained< / a > < / div > < div class = "ttdeci" > bool is_trained< / div > < div class = "ttdoc" > set if the Index does not require training, or if training is done already < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Index_8h_source.html#l00071" > Index.h:71< / a > < / div > < / div >
2019-05-28 16:17:22 +02:00
< div class = "ttc" id = "structfaiss_1_1InvertedLists_1_1ScopedIds_html" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedLists_1_1ScopedIds.html" > faiss::InvertedLists::ScopedIds< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "InvertedLists_8h_source.html#l00136" > InvertedLists.h:136< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a7f2dd34f66f8770acba74a0a591fa4a8" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a7f2dd34f66f8770acba74a0a591fa4a8" > faiss::IndexIVF::max_codes< / a > < / div > < div class = "ttdeci" > size_t max_codes< / div > < div class = "ttdoc" > max nb of codes to visit to do a query < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00098" > IndexIVF.h:98< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_aedd0c14b5654295b291638ec7f9f9517" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#aedd0c14b5654295b291638ec7f9f9517" > faiss::IndexIVF::maintain_direct_map< / a > < / div > < div class = "ttdeci" > bool maintain_direct_map< / div > < div class = "ttdoc" > map for direct access to the elements. Enables reconstruct(). < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00109" > IndexIVF.h:109< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1ClusteringParameters_html_ad997fb511f574f7ddc69938c21612f8d" > < div class = "ttname" > < a href = "structfaiss_1_1ClusteringParameters.html#ad997fb511f574f7ddc69938c21612f8d" > faiss::ClusteringParameters::spherical< / a > < / div > < div class = "ttdeci" > bool spherical< / div > < div class = "ttdoc" > do we want normalized centroids? < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Clustering_8h_source.html#l00027" > Clustering.h:27< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1Level1Quantizer_html_ab688c629cd42122d73517078b87f483d" > < div class = "ttname" > < a href = "structfaiss_1_1Level1Quantizer.html#ab688c629cd42122d73517078b87f483d" > faiss::Level1Quantizer::own_fields< / a > < / div > < div class = "ttdeci" > bool own_fields< / div > < div class = "ttdoc" > whether object owns the quantizer < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00041" > IndexIVF.h:41< / a > < / div > < / div >
2018-12-19 17:48:35 +01:00
< div class = "ttc" id = "structfaiss_1_1InvertedListScanner_html_a97cab8fbf8203bdda6c42fc4b8f92319" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedListScanner.html#a97cab8fbf8203bdda6c42fc4b8f92319" > faiss::InvertedListScanner::set_query< / a > < / div > < div class = "ttdeci" > virtual void set_query(const float *query_vector)=0< / div > < div class = "ttdoc" > from now on we handle this query. < / div > < / div >
2019-05-28 16:17:22 +02:00
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_ae2fd47b7d52603659e269aa8f6abb613" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#ae2fd47b7d52603659e269aa8f6abb613" > faiss::IndexIVF::search< / a > < / div > < div class = "ttdeci" > void search(idx_t n, const float *x, idx_t k, float *distances, idx_t *labels) const override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00228" > IndexIVF.cpp:228< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a0f22cc237c30c935df5b6560aecf8f01" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a0f22cc237c30c935df5b6560aecf8f01" > faiss::IndexIVF::merge_from< / a > < / div > < div class = "ttdeci" > virtual void merge_from(IndexIVF & other, idx_t add_id)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00721" > IndexIVF.cpp:721< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1InvertedLists_1_1ScopedCodes_html" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedLists_1_1ScopedCodes.html" > faiss::InvertedLists::ScopedCodes< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "InvertedLists_8h_source.html#l00156" > InvertedLists.h:156< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1Level1Quantizer_html_a1c4fc9d874d9492ee0ea27a5be388fa7" > < div class = "ttname" > < a href = "structfaiss_1_1Level1Quantizer.html#a1c4fc9d874d9492ee0ea27a5be388fa7" > faiss::Level1Quantizer::nlist< / a > < / div > < div class = "ttdeci" > size_t nlist< / div > < div class = "ttdoc" > number of possible key values < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00033" > IndexIVF.h:33< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIVF_html_a46d1aeddb60643c5b3f096147c3e028f" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIVF.html#a46d1aeddb60643c5b3f096147c3e028f" > faiss::IndexIVF::code_size< / a > < / div > < div class = "ttdeci" > size_t code_size< / div > < div class = "ttdoc" > code size per vector in bytes < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8h_source.html#l00095" > IndexIVF.h:95< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1InvertedListScanner_html_a57b6dcddab11cc801ce6288e065e1fa1" > < div class = "ttname" > < a href = "structfaiss_1_1InvertedListScanner.html#a57b6dcddab11cc801ce6288e065e1fa1" > faiss::InvertedListScanner::scan_codes_range< / a > < / div > < div class = "ttdeci" > virtual void scan_codes_range(size_t n, const uint8_t *codes, const idx_t *ids, float radius, RangeQueryResult & result) const < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexIVF_8cpp_source.html#l00830" > IndexIVF.cpp:830< / a > < / div > < / div >
< div class = "ttc" id = "namespacefaiss_html_afd12191c638da74760ff397cf319752c" > < div class = "ttname" > < a href = "namespacefaiss.html#afd12191c638da74760ff397cf319752c" > faiss::MetricType< / a > < / div > < div class = "ttdeci" > MetricType< / div > < div class = "ttdoc" > Some algorithms support both an inner product version and a L2 search version. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Index_8h_source.html#l00044" > Index.h:44< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1CMin_html" > < div class = "ttname" > < a href = "structfaiss_1_1CMin.html" > faiss::CMin< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Heap_8h_source.html#l00052" > Heap.h:52< / a > < / div > < / div >
2017-02-22 23:26:44 +01:00
< / div > <!-- fragment --> < / div > <!-- contents -->
<!-- start footer part -->
< hr class = "footer" / > < address class = "footer" > < small >
Generated by   < a href = "http://www.doxygen.org/index.html" >
< img class = "footer" src = "doxygen.png" alt = "doxygen" / >
< / a > 1.8.5
< / small > < / address >
< / body >
< / html >
