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2017-02-23 06:26:44 +08:00
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< div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > /**< / span > < / div >
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< 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 " MetaIndexes.h" < / span > < / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < / div >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "preprocessor" > #include < cstdio> < / span > < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "preprocessor" > #include " FaissAssert.h" < / span > < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "preprocessor" > #include " Heap.h" < / span > < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "preprocessor" > #include " AuxIndexStructures.h" < / span > < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < span class = "preprocessor" > #include " WorkerThread.h" < / span > < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < span class = "keyword" > namespace < / span > faiss {< / div >
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< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < / div >
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< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < span class = "keyword" > namespace < / span > {< / div >
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< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < / div >
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< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   < span class = "keyword" > typedef< / span > < a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > Index::idx_t< / a > idx_t;< / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   } < span class = "comment" > // namespace< / span > < / div >
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< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < / div >
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< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   < span class = "comment" > /*****************************************************< / span > < / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   < span class = "comment" > * IndexIDMap implementation< / 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 >   < / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   IndexIDMap::IndexIDMap (Index *index):< / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   index (index),< / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   own_fields (false)< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   {< / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   FAISS_THROW_IF_NOT_MSG (index-> ntotal == 0, < span class = "stringliteral" > " index must be empty on input" < / span > );< / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   is_trained = index-> is_trained;< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   metric_type = index-> metric_type;< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   verbose = index-> verbose;< / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   d = index-> d;< / 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 >   < / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIDMap.html#a16cce6c1e83d0d5f069c9b0399896450" > 43< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIDMap.html#a16cce6c1e83d0d5f069c9b0399896450" > IndexIDMap::add< / a > (< a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > , < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *)< / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   {< / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   FAISS_THROW_MSG (< span class = "stringliteral" > " add does not make sense with IndexIDMap, " < / span > < / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < span class = "stringliteral" > " use add_with_ids" < / 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 >   < / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   < / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIDMap.html#ac873cb03aa323a06dca5d6f3af5fe559" > 50< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIDMap.html#ac873cb03aa323a06dca5d6f3af5fe559" > IndexIDMap::train< / a > (< a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > n, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *x)< / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   {< / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   index-> train (n, x);< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   is_trained = index-> is_trained;< / 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 >   < / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIDMap.html#a70aca5b0f665c5a109d5dadf1e13b448" > 56< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIDMap.html#a70aca5b0f665c5a109d5dadf1e13b448" > IndexIDMap::reset< / a > ()< / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   {< / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   index-> reset ();< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   id_map.clear();< / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   ntotal = 0;< / 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 >   < / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIDMap.html#aeace75e53648c052d05c357b744e090b" > 64< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIDMap.html#aeace75e53648c052d05c357b744e090b" > IndexIDMap::add_with_ids< / a > (< a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > 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 = "l00065" > < / a > < span class = "lineno" > 65< / span >   {< / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   index-> add (n, x);< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   < span class = "keywordflow" > for< / span > (< a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > i = 0; i < n; i++)< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   id_map.push_back (xids[i]);< / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   ntotal = index-> ntotal;< / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   }< / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   < / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   < / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIDMap.html#a2f36fa9150a465b48952afbba856e2a1" > 73< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIDMap.html#a2f36fa9150a465b48952afbba856e2a1" > IndexIDMap::search< / a > (< a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > n, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *x, < a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > k,< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   < span class = "keywordtype" > float< / span > *distances, < a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > *labels)< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   index-> search (n, x, k, distances, labels);< / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > *li = labels;< / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   < span class = "preprocessor" > #pragma omp parallel for< / span > < / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   < span class = "preprocessor" > < / span > < span class = "keywordflow" > for< / span > (< a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > i = 0; i < n * k; i++) {< / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   li[i] = li[i] < 0 ? li[i] : id_map[li[i]];< / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   }< / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   }< / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   < / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   < / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIDMap.html#a7dbeaf9d44d6783d371f12405e8b7f40" > 85< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIDMap.html#a7dbeaf9d44d6783d371f12405e8b7f40" > IndexIDMap::range_search< / a > (< a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > n, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *x, < span class = "keywordtype" > float< / span > radius,< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < a class = "code" href = "structfaiss_1_1RangeSearchResult.html" > RangeSearchResult< / a > *result)< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   index-> range_search(n, x, radius, result);< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   < span class = "preprocessor" > #pragma omp parallel for< / span > < / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   < span class = "preprocessor" > < / span > < span class = "keywordflow" > for< / span > (< a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > i = 0; i < result-> < a class = "code" href = "structfaiss_1_1RangeSearchResult.html#aef57f9db99ca470c01bcdce0366cb6ff" > lims< / a > [result-> < a class = "code" href = "structfaiss_1_1RangeSearchResult.html#a29269b98c33af874d379ca4f62408b90" > nq< / a > ]; i++) {< / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   result-> < a class = "code" href = "structfaiss_1_1RangeSearchResult.html#aa8ff848474a4cc16c5464cc4ec187824" > labels< / a > [i] = result-> < a class = "code" href = "structfaiss_1_1RangeSearchResult.html#aa8ff848474a4cc16c5464cc4ec187824" > labels< / a > [i] < 0 ?< / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   result-> < a class = "code" href = "structfaiss_1_1RangeSearchResult.html#aa8ff848474a4cc16c5464cc4ec187824" > labels< / a > [i] : id_map[result-> < a class = "code" href = "structfaiss_1_1RangeSearchResult.html#aa8ff848474a4cc16c5464cc4ec187824" > labels< / a > [i]];< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   }< / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   }< / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   < / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   < span class = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   < / div >
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   < span class = "keyword" > struct < / span > IDTranslatedSelector: < a class = "code" href = "structfaiss_1_1IDSelector.html" > IDSelector< / a > {< / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > 99< / span >   < span class = "keyword" > const< / span > std::vector < long> & id_map;< / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structfaiss_1_1IDSelector.html" > IDSelector< / a > & sel;< / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   IDTranslatedSelector (< span class = "keyword" > const< / span > std::vector < long> & id_map,< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structfaiss_1_1IDSelector.html" > IDSelector< / a > & sel):< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   id_map (id_map), sel (sel)< / 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 >   < span class = "keywordtype" > bool< / span > is_member(idx_t < span class = "keywordtype" > id< / span > )< span class = "keyword" > const override < / span > {< / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   < span class = "keywordflow" > return< / span > sel.is_member(id_map[< span class = "keywordtype" > id< / 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 >   < / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   }< / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   < / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIDMap.html#a699ca4891bf3a437b2a182c04d33d9b9" > 112< / a > < / span >   < span class = "keywordtype" > long< / span > < a class = "code" href = "structfaiss_1_1IndexIDMap.html#a699ca4891bf3a437b2a182c04d33d9b9" > IndexIDMap::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 = "l00113" > < / a > < span class = "lineno" > 113< / span >   {< / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > 114< / span >   < span class = "comment" > // remove in sub-index first< / span > < / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > 115< / span >   IDTranslatedSelector sel2 (id_map, sel);< / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   < span class = "keywordtype" > long< / span > nremove = index-> remove_ids (sel2);< / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   < / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   < span class = "keywordtype" > long< / span > j = 0;< / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   < span class = "keywordflow" > for< / span > (< a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > i = 0; i < ntotal; i++) {< / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   < span class = "keywordflow" > if< / span > (sel.is_member (id_map[i])) {< / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   < span class = "comment" > // remove< / span > < / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   id_map[j] = id_map[i];< / div >
< div class = "line" > < a name = "l00124" > < / a > < span class = "lineno" > 124< / span >   j++;< / div >
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   }< / 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_ASSERT (j == index-> ntotal);< / div >
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   ntotal = j;< / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   id_map.resize(ntotal);< / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   < span class = "keywordflow" > return< / span > nremove;< / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / 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 >   IndexIDMap::~IndexIDMap ()< / div >
< div class = "line" > < a name = "l00137" > < / a > < span class = "lineno" > 137< / span >   {< / div >
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > 138< / span >   < span class = "keywordflow" > if< / span > (own_fields) < span class = "keyword" > delete< / span > index;< / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   }< / div >
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< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > 140< / span >   < / div >
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< div class = "line" > < a name = "l00141" > < / a > < span class = "lineno" > 141< / span >   < span class = "comment" > /*****************************************************< / span > < / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   < span class = "comment" > * IndexIDMap2 implementation< / span > < / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   < span class = "comment" > *******************************************************/< / span > < / 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 >   IndexIDMap2::IndexIDMap2 (Index *index): IndexIDMap (index)< / 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" > < a class = "line" href = "structfaiss_1_1IndexIDMap2.html#a33ff76975891695c2fa45ed26fc8eae9" > 148< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIDMap2.html#a33ff76975891695c2fa45ed26fc8eae9" > IndexIDMap2::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 = "l00149" > < / a > < span class = "lineno" > 149< / span >   {< / div >
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   < span class = "keywordtype" > size_t< / span > prev_ntotal = < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > ;< / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   < a class = "code" href = "structfaiss_1_1IndexIDMap.html#aeace75e53648c052d05c357b744e090b" > IndexIDMap::add_with_ids< / a > (n, x, xids);< / div >
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = prev_ntotal; i < < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > ; i++) {< / div >
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   rev_map [< a class = "code" href = "structfaiss_1_1IndexIDMap.html#ad1cc5658f1879f6a2b00d76cca58cf3b" > id_map< / a > [i]] = i;< / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   }< / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   }< / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   < / div >
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIDMap2.html#a646302669189e370d9d864fc18f096fe" > 157< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIDMap2.html#a646302669189e370d9d864fc18f096fe" > IndexIDMap2::construct_rev_map< / a > ()< / 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 >   rev_map.clear ();< / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > ; i++) {< / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   rev_map [< a class = "code" href = "structfaiss_1_1IndexIDMap.html#ad1cc5658f1879f6a2b00d76cca58cf3b" > id_map< / a > [i]] = i;< / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / 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 >   < / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexIDMap2.html#a87e313ebc8dd62fb734a61a6d95a98f0" > 166< / a > < / span >   < span class = "keywordtype" > long< / span > < a class = "code" href = "structfaiss_1_1IndexIDMap2.html#a87e313ebc8dd62fb734a61a6d95a98f0" > IndexIDMap2::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 = "l00167" > < / a > < span class = "lineno" > 167< / span >   {< / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   < span class = "comment" > // This is quite inefficient< / span > < / div >
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   < span class = "keywordtype" > long< / span > nremove = < a class = "code" href = "structfaiss_1_1IndexIDMap.html#a699ca4891bf3a437b2a182c04d33d9b9" > IndexIDMap::remove_ids< / a > (sel);< / div >
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > 170< / span >   < a class = "code" href = "structfaiss_1_1IndexIDMap2.html#a646302669189e370d9d864fc18f096fe" > construct_rev_map< / a > ();< / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   < span class = "keywordflow" > return< / span > nremove;< / 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" > < a class = "line" href = "structfaiss_1_1IndexIDMap2.html#a3660adb35a3299bc328988f5ff2199fe" > 174< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexIDMap2.html#a3660adb35a3299bc328988f5ff2199fe" > IndexIDMap2::reconstruct< / a > (idx_t key, < span class = "keywordtype" > float< / span > * recons)< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   < span class = "keywordflow" > try< / span > {< / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   index-> < a class = "code" href = "structfaiss_1_1Index.html#aaef6f4132b1f390121ebb11058baf190" > reconstruct< / a > (rev_map.at (key), recons);< / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   } < span class = "keywordflow" > catch< / span > (< span class = "keyword" > const< / span > std::out_of_range& e) {< / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   FAISS_THROW_FMT (< span class = "stringliteral" > " key %ld not found" < / span > , key);< / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   }< / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / span >   }< / div >
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > 182< / span >   < / div >
< div class = "line" > < a name = "l00183" > < / a > < span class = "lineno" > 183< / span >   < span class = "comment" > /*****************************************************< / span > < / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   < span class = "comment" > * IndexSplitVectors implementation< / span > < / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   < span class = "comment" > *******************************************************/< / span > < / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   < / div >
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< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   < / div >
2019-05-28 22:17:22 +08:00
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexSplitVectors.html#a70ba3367a08722fe4466dc49c21a4d2b" > 188< / a > < / span >   < a class = "code" href = "structfaiss_1_1IndexSplitVectors.html#a70ba3367a08722fe4466dc49c21a4d2b" > IndexSplitVectors::IndexSplitVectors< / a > (< a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > d, < span class = "keywordtype" > bool< / span > threaded):< / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   < a class = "code" href = "structfaiss_1_1Index.html" > Index< / a > (d), own_fields (false),< / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > 190< / span >   threaded (threaded), sum_d (0)< / 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 >   < / div >
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   < span class = "keywordtype" > void< / span > IndexSplitVectors::add_sub_index (< a class = "code" href = "structfaiss_1_1Index.html" > Index< / a > *index)< / 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 >   sub_indexes.push_back (index);< / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   sync_with_sub_indexes ();< / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > 199< / span >   }< / div >
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< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   < / div >
2019-05-28 22:17:22 +08:00
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   < span class = "keywordtype" > void< / span > IndexSplitVectors::sync_with_sub_indexes ()< / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   {< / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   < span class = "keywordflow" > if< / span > (sub_indexes.empty()) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   Index * index0 = sub_indexes[0];< / div >
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   sum_d = index0-> d;< / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   < a class = "code" href = "structfaiss_1_1Index.html#a8e18f641854b2bde83ecff0a2f9a6f4e" > metric_type< / a > = index0-> metric_type;< / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   < a class = "code" href = "structfaiss_1_1Index.html#a6e92732617c4dbe364e7678dd8773a7f" > is_trained< / a > = index0-> is_trained;< / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   < a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > = index0-> ntotal;< / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 1; i < sub_indexes.size(); i++) {< / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   Index * index = sub_indexes[i];< / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   FAISS_THROW_IF_NOT (< a class = "code" href = "structfaiss_1_1Index.html#a8e18f641854b2bde83ecff0a2f9a6f4e" > metric_type< / a > == index-> metric_type);< / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   FAISS_THROW_IF_NOT (< a class = "code" href = "structfaiss_1_1Index.html#a6970683faa021b7a6f1a0865c0d4eccd" > ntotal< / a > == index-> ntotal);< / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   sum_d += index-> d;< / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > 214< / span >   }< / div >
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< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   < / div >
2019-05-28 22:17:22 +08:00
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   }< / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   < / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexSplitVectors.html#af2ef88dc72b4a94f1190ecc8cb25881b" > 218< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexSplitVectors.html#af2ef88dc72b4a94f1190ecc8cb25881b" > IndexSplitVectors::add< / a > (< a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > < 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 = "l00219" > < / a > < span class = "lineno" > 219< / span >   FAISS_THROW_MSG(< span class = "stringliteral" > " not implemented" < / 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 >   < / div >
< div class = "line" > < a name = "l00222" > < / a > < span class = "lineno" > 222< / span >   < / div >
2018-12-20 00:48:35 +08:00
< div class = "line" > < a name = "l00223" > < / a > < span class = "lineno" > 223< / span >   < / div >
2019-05-28 22:17:22 +08:00
< div class = "line" > < a name = "l00224" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexSplitVectors.html#a4a010daf51e44d9717e94400cc23c159" > 224< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structfaiss_1_1IndexSplitVectors.html#a4a010daf51e44d9717e94400cc23c159" > IndexSplitVectors::search< / a > (< / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   < a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > n, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *x, < a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > k,< / div >
< div class = "line" > < a name = "l00226" > < / a > < span class = "lineno" > 226< / span >   < span class = "keywordtype" > float< / span > *distances, < a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > *labels)< span class = "keyword" > const< / span > < / div >
< div class = "line" > < a name = "l00227" > < / a > < span class = "lineno" > 227< / span >   < span class = "keyword" > < / span > {< / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > 228< / span >   FAISS_THROW_IF_NOT_MSG (k == 1,< / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   < span class = "stringliteral" > " search implemented only for k=1" < / span > );< / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > 230< / span >   FAISS_THROW_IF_NOT_MSG (sum_d == < a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > ,< / div >
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > 231< / span >   < span class = "stringliteral" > " not enough indexes compared to # dimensions" < / span > );< / div >
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< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   < / div >
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< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   < span class = "keywordtype" > long< / span > nshard = sub_indexes.size();< / div >
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > 234< / span >   < span class = "keywordtype" > float< / span > *all_distances = < span class = "keyword" > new< / span > < span class = "keywordtype" > float< / span > [nshard * k * n];< / div >
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   < a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > *all_labels = < span class = "keyword" > new< / span > < a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > [nshard * k * n];< / div >
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   < a class = "code" href = "structfaiss_1_1ScopeDeleter.html" > ScopeDeleter< float> < / a > del (all_distances);< / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   < a class = "code" href = "structfaiss_1_1ScopeDeleter.html" > ScopeDeleter< idx_t> < / a > del2 (all_labels);< / div >
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< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > 238< / span >   < / div >
2019-05-28 22:17:22 +08:00
< div class = "line" > < a name = "l00239" > < / a > < span class = "lineno" > 239< / span >   < span class = "keyword" > auto< / span > query_func = [n, x, k, distances, labels, all_distances, all_labels, < span class = "keyword" > this< / span > ]< / div >
< div class = "line" > < a name = "l00240" > < / a > < span class = "lineno" > 240< / span >   (< span class = "keywordtype" > int< / span > no) {< / div >
< div class = "line" > < a name = "l00241" > < / a > < span class = "lineno" > 241< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structfaiss_1_1IndexSplitVectors.html" > IndexSplitVectors< / a > *index = < span class = "keyword" > this< / span > ;< / div >
< div class = "line" > < a name = "l00242" > < / a > < span class = "lineno" > 242< / span >   < span class = "keywordtype" > float< / span > *distances1 = no == 0 ? distances : all_distances + no * k * n;< / div >
< div class = "line" > < a name = "l00243" > < / a > < span class = "lineno" > 243< / span >   < a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > *labels1 = no == 0 ? labels : all_labels + no * k * n;< / div >
< div class = "line" > < a name = "l00244" > < / a > < span class = "lineno" > 244< / span >   < span class = "keywordflow" > if< / span > (index-> < a class = "code" href = "structfaiss_1_1Index.html#a5590d847c5c2b958affd2a05e58a6f23" > verbose< / a > )< / div >
< div class = "line" > < a name = "l00245" > < / a > < span class = "lineno" > 245< / span >   printf (< span class = "stringliteral" > " begin query shard %d on %ld points\n" < / span > , no, n);< / div >
< div class = "line" > < a name = "l00246" > < / a > < span class = "lineno" > 246< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structfaiss_1_1Index.html" > Index< / a > * sub_index = index-> sub_indexes[no];< / div >
< div class = "line" > < a name = "l00247" > < / a > < span class = "lineno" > 247< / span >   < span class = "keywordtype" > long< / span > sub_d = sub_index-> < a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > , < a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > = index-> < a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > ;< / div >
< div class = "line" > < a name = "l00248" > < / a > < span class = "lineno" > 248< / span >   < a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > ofs = 0;< / div >
< div class = "line" > < a name = "l00249" > < / a > < span class = "lineno" > 249< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < no; i++) ofs += index-> sub_indexes[i]-> d;< / div >
< div class = "line" > < a name = "l00250" > < / a > < span class = "lineno" > 250< / span >   < span class = "keywordtype" > float< / span > *sub_x = < span class = "keyword" > new< / span > < span class = "keywordtype" > float< / span > [sub_d * n];< / div >
< div class = "line" > < a name = "l00251" > < / a > < span class = "lineno" > 251< / span >   < a class = "code" href = "structfaiss_1_1ScopeDeleter.html" > ScopeDeleter< float> < / a > del1 (sub_x);< / div >
< div class = "line" > < a name = "l00252" > < / a > < span class = "lineno" > 252< / span >   < span class = "keywordflow" > for< / span > (< a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > i = 0; i < n; i++)< / div >
< div class = "line" > < a name = "l00253" > < / a > < span class = "lineno" > 253< / span >   memcpy (sub_x + i * sub_d, x + ofs + i * < a class = "code" href = "structfaiss_1_1Index.html#a2a002388d2c081c2dbab8508dcefe73d" > d< / a > , sub_d * < span class = "keyword" > sizeof< / span > (sub_x));< / div >
< div class = "line" > < a name = "l00254" > < / a > < span class = "lineno" > 254< / span >   sub_index-> < a class = "code" href = "structfaiss_1_1Index.html#aced51b1ebc33c47ab3ae15ea906559a7" > search< / a > (n, sub_x, k, distances1, labels1);< / div >
< div class = "line" > < a name = "l00255" > < / a > < span class = "lineno" > 255< / span >   < span class = "keywordflow" > if< / span > (index-> < a class = "code" href = "structfaiss_1_1Index.html#a5590d847c5c2b958affd2a05e58a6f23" > verbose< / a > )< / div >
< div class = "line" > < a name = "l00256" > < / a > < span class = "lineno" > 256< / span >   printf (< span class = "stringliteral" > " end query shard %d\n" < / span > , no);< / div >
< div class = "line" > < a name = "l00257" > < / a > < span class = "lineno" > 257< / span >   };< / div >
< div class = "line" > < a name = "l00258" > < / a > < span class = "lineno" > 258< / span >   < / div >
< div class = "line" > < a name = "l00259" > < / a > < span class = "lineno" > 259< / span >   < span class = "keywordflow" > if< / span > (!threaded) {< / div >
< div class = "line" > < a name = "l00260" > < / a > < span class = "lineno" > 260< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < nshard; i++) {< / div >
< div class = "line" > < a name = "l00261" > < / a > < span class = "lineno" > 261< / span >   query_func(i);< / div >
< div class = "line" > < a name = "l00262" > < / a > < span class = "lineno" > 262< / span >   }< / div >
< div class = "line" > < a name = "l00263" > < / a > < span class = "lineno" > 263< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00264" > < / a > < span class = "lineno" > 264< / span >   std::vector< std::unique_ptr< WorkerThread> > threads;< / div >
< div class = "line" > < a name = "l00265" > < / a > < span class = "lineno" > 265< / span >   std::vector< std::future< bool> > v;< / div >
< div class = "line" > < a name = "l00266" > < / a > < span class = "lineno" > 266< / span >   < / div >
< div class = "line" > < a name = "l00267" > < / a > < span class = "lineno" > 267< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < nshard; i++) {< / div >
< div class = "line" > < a name = "l00268" > < / a > < span class = "lineno" > 268< / span >   threads.emplace_back(< span class = "keyword" > new< / span > < a class = "code" href = "classfaiss_1_1WorkerThread.html" > WorkerThread< / a > ());< / div >
< div class = "line" > < a name = "l00269" > < / a > < span class = "lineno" > 269< / span >   < a class = "code" href = "classfaiss_1_1WorkerThread.html" > WorkerThread< / a > *wt = threads.back().get();< / div >
< div class = "line" > < a name = "l00270" > < / a > < span class = "lineno" > 270< / span >   v.emplace_back(wt-> < a class = "code" href = "classfaiss_1_1WorkerThread.html#a484b472c878bb35e4fed5f5ec6733d79" > add< / a > ([i, query_func](){query_func(i); }));< / div >
< div class = "line" > < a name = "l00271" > < / a > < span class = "lineno" > 271< / span >   }< / div >
< div class = "line" > < a name = "l00272" > < / a > < span class = "lineno" > 272< / span >   < / div >
< div class = "line" > < a name = "l00273" > < / a > < span class = "lineno" > 273< / span >   < span class = "comment" > // Blocking wait for completion< / span > < / div >
< div class = "line" > < a name = "l00274" > < / a > < span class = "lineno" > 274< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > auto< / span > & func : v) {< / div >
< div class = "line" > < a name = "l00275" > < / a > < span class = "lineno" > 275< / span >   func.get();< / div >
< div class = "line" > < a name = "l00276" > < / a > < span class = "lineno" > 276< / span >   }< / div >
< div class = "line" > < a name = "l00277" > < / a > < span class = "lineno" > 277< / span >   }< / div >
< div class = "line" > < a name = "l00278" > < / a > < span class = "lineno" > 278< / span >   < / div >
< div class = "line" > < a name = "l00279" > < / a > < span class = "lineno" > 279< / span >   < span class = "keywordtype" > long< / span > factor = 1;< / div >
< div class = "line" > < a name = "l00280" > < / a > < span class = "lineno" > 280< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < nshard; i++) {< / div >
< div class = "line" > < a name = "l00281" > < / a > < span class = "lineno" > 281< / span >   < span class = "keywordflow" > if< / span > (i > 0) { < span class = "comment" > // results of 0 are already in the table< / span > < / div >
< div class = "line" > < a name = "l00282" > < / a > < span class = "lineno" > 282< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > *distances_i = all_distances + i * k * n;< / div >
< div class = "line" > < a name = "l00283" > < / a > < span class = "lineno" > 283< / span >   < span class = "keyword" > const< / span > idx_t *labels_i = all_labels + i * k * n;< / div >
< div class = "line" > < a name = "l00284" > < / a > < span class = "lineno" > 284< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > long< / span > j = 0; j < n; j++) {< / div >
< div class = "line" > < a name = "l00285" > < / a > < span class = "lineno" > 285< / span >   < span class = "keywordflow" > if< / span > (labels[j] > = 0 & & labels_i[j] > = 0) {< / div >
< div class = "line" > < a name = "l00286" > < / a > < span class = "lineno" > 286< / span >   labels[j] += labels_i[j] * factor;< / div >
< div class = "line" > < a name = "l00287" > < / a > < span class = "lineno" > 287< / span >   distances[j] += distances_i[j];< / div >
< div class = "line" > < a name = "l00288" > < / a > < span class = "lineno" > 288< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00289" > < / a > < span class = "lineno" > 289< / span >   labels[j] = -1;< / div >
< div class = "line" > < a name = "l00290" > < / a > < span class = "lineno" > 290< / span >   distances[j] = 0.0 / 0.0;< / 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 >   }< / div >
< div class = "line" > < a name = "l00293" > < / a > < span class = "lineno" > 293< / span >   }< / div >
< div class = "line" > < a name = "l00294" > < / a > < span class = "lineno" > 294< / span >   factor *= sub_indexes[i]-> ntotal;< / div >
< div class = "line" > < a name = "l00295" > < / a > < span class = "lineno" > 295< / span >   }< / div >
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< div class = "line" > < a name = "l00296" > < / a > < span class = "lineno" > 296< / span >   < / div >
2019-05-28 22:17:22 +08:00
< 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" > < a class = "line" href = "structfaiss_1_1IndexSplitVectors.html#aafa4c780e325855fe247052453967845" > 299< / a > < / span >   < span class = "keywordtype" > void< / span > IndexSplitVectors::train(< a class = "code" href = "structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea" > idx_t< / a > < 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 = "l00300" > < / a > < span class = "lineno" > 300< / span >   FAISS_THROW_MSG(< span class = "stringliteral" > " not implemented" < / span > );< / div >
< div class = "line" > < a name = "l00301" > < / a > < span class = "lineno" > 301< / span >   }< / div >
< div class = "line" > < a name = "l00302" > < / a > < span class = "lineno" > 302< / span >   < / div >
< div class = "line" > < a name = "l00303" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1IndexSplitVectors.html#a8047981cb8d10c54107664c4955df402" > 303< / a > < / span >   < span class = "keywordtype" > void< / span > IndexSplitVectors::reset ()< / 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 >   FAISS_THROW_MSG (< span class = "stringliteral" > " not implemented" < / span > );< / div >
< div class = "line" > < a name = "l00306" > < / a > < span class = "lineno" > 306< / span >   }< / div >
< div class = "line" > < a name = "l00307" > < / a > < span class = "lineno" > 307< / span >   < / 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 >   IndexSplitVectors::~IndexSplitVectors ()< / div >
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< div class = "line" > < a name = "l00310" > < / a > < span class = "lineno" > 310< / span >   {< / div >
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< div class = "line" > < a name = "l00311" > < / a > < span class = "lineno" > 311< / span >   < span class = "keywordflow" > if< / span > (own_fields) {< / div >
< div class = "line" > < a name = "l00312" > < / a > < span class = "lineno" > 312< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > s = 0; s < sub_indexes.size(); s++)< / div >
< div class = "line" > < a name = "l00313" > < / a > < span class = "lineno" > 313< / span >   < span class = "keyword" > delete< / span > sub_indexes [s];< / div >
< div class = "line" > < a name = "l00314" > < / a > < span class = "lineno" > 314< / span >   }< / div >
< div class = "line" > < a name = "l00315" > < / a > < span class = "lineno" > 315< / span >   }< / div >
< div class = "line" > < a name = "l00316" > < / a > < span class = "lineno" > 316< / span >   < / div >
< div class = "line" > < a name = "l00317" > < / a > < span class = "lineno" > 317< / span >   < / div >
< div class = "line" > < a name = "l00318" > < / a > < span class = "lineno" > 318< / span >   } < span class = "comment" > // namespace faiss< / span > < / div >
2018-12-20 00:48:35 +08:00
< div class = "ttc" id = "structfaiss_1_1RangeSearchResult_html_a29269b98c33af874d379ca4f62408b90" > < div class = "ttname" > < a href = "structfaiss_1_1RangeSearchResult.html#a29269b98c33af874d379ca4f62408b90" > faiss::RangeSearchResult::nq< / a > < / div > < div class = "ttdeci" > size_t nq< / div > < div class = "ttdoc" > nb of queries < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "AuxIndexStructures_8h_source.html#l00032" > AuxIndexStructures.h:32< / a > < / div > < / div >
2019-05-28 22:17:22 +08:00
< div class = "ttc" id = "structfaiss_1_1IndexIDMap_html_a2f36fa9150a465b48952afbba856e2a1" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIDMap.html#a2f36fa9150a465b48952afbba856e2a1" > faiss::IndexIDMap::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 = "MetaIndexes_8cpp_source.html#l00073" > MetaIndexes.cpp:73< / a > < / div > < / div >
2018-12-20 00:48:35 +08:00
< 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 22:17:22 +08:00
< div class = "ttc" id = "structfaiss_1_1IndexIDMap2_html_a33ff76975891695c2fa45ed26fc8eae9" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIDMap2.html#a33ff76975891695c2fa45ed26fc8eae9" > faiss::IndexIDMap2::add_with_ids< / a > < / div > < div class = "ttdeci" > void add_with_ids(idx_t n, const float *x, const long *xids) override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "MetaIndexes_8cpp_source.html#l00148" > MetaIndexes.cpp:148< / 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_1IndexIDMap_html_a16cce6c1e83d0d5f069c9b0399896450" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIDMap.html#a16cce6c1e83d0d5f069c9b0399896450" > faiss::IndexIDMap::add< / a > < / div > < div class = "ttdeci" > void add(idx_t n, const float *x) override< / div > < div class = "ttdoc" > this will fail. Use add_with_ids < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "MetaIndexes_8cpp_source.html#l00043" > MetaIndexes.cpp:43< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexSplitVectors_html" > < div class = "ttname" > < a href = "structfaiss_1_1IndexSplitVectors.html" > faiss::IndexSplitVectors< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "MetaIndexes_8h_source.html#l00082" > MetaIndexes.h:82< / a > < / div > < / div >
2018-12-20 00:48:35 +08:00
< 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 22:17:22 +08:00
< 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_1IndexIDMap_html_ad1cc5658f1879f6a2b00d76cca58cf3b" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIDMap.html#ad1cc5658f1879f6a2b00d76cca58cf3b" > faiss::IndexIDMap::id_map< / a > < / div > < div class = "ttdeci" > std::vector< long > id_map< / div > < div class = "ttdoc" > ! whether pointers are deleted in destructo < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "MetaIndexes_8h_source.html#l00025" > MetaIndexes.h:25< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIDMap_html_a7dbeaf9d44d6783d371f12405e8b7f40" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIDMap.html#a7dbeaf9d44d6783d371f12405e8b7f40" > faiss::IndexIDMap::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 = "MetaIndexes_8cpp_source.html#l00085" > MetaIndexes.cpp:85< / a > < / div > < / div >
2018-12-20 00:48:35 +08:00
< 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 >
2019-05-28 22:17:22 +08:00
< div class = "ttc" id = "structfaiss_1_1IndexIDMap2_html_a646302669189e370d9d864fc18f096fe" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIDMap2.html#a646302669189e370d9d864fc18f096fe" > faiss::IndexIDMap2::construct_rev_map< / a > < / div > < div class = "ttdeci" > void construct_rev_map()< / div > < div class = "ttdoc" > make the rev_map from scratch < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "MetaIndexes_8cpp_source.html#l00157" > MetaIndexes.cpp:157< / a > < / div > < / div >
2018-12-20 00:48:35 +08:00
< 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 22:17:22 +08:00
< div class = "ttc" id = "structfaiss_1_1IndexSplitVectors_html_af2ef88dc72b4a94f1190ecc8cb25881b" > < div class = "ttname" > < a href = "structfaiss_1_1IndexSplitVectors.html#af2ef88dc72b4a94f1190ecc8cb25881b" > faiss::IndexSplitVectors::add< / a > < / div > < div class = "ttdeci" > void add(idx_t n, const float *x) override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "MetaIndexes_8cpp_source.html#l00218" > MetaIndexes.cpp:218< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIDMap2_html_a87e313ebc8dd62fb734a61a6d95a98f0" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIDMap2.html#a87e313ebc8dd62fb734a61a6d95a98f0" > faiss::IndexIDMap2::remove_ids< / a > < / div > < div class = "ttdeci" > long remove_ids(const IDSelector & sel) override< / div > < div class = "ttdoc" > remove ids adapted to IndexFlat < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "MetaIndexes_8cpp_source.html#l00166" > MetaIndexes.cpp:166< / a > < / div > < / div >
2017-02-23 06:26:44 +08:00
< 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 >
2018-12-20 00:48:35 +08:00
< 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 >
2019-05-28 22:17:22 +08:00
< div class = "ttc" id = "structfaiss_1_1IndexIDMap_html_a70aca5b0f665c5a109d5dadf1e13b448" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIDMap.html#a70aca5b0f665c5a109d5dadf1e13b448" > faiss::IndexIDMap::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 = "MetaIndexes_8cpp_source.html#l00056" > MetaIndexes.cpp:56< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexSplitVectors_html_a4a010daf51e44d9717e94400cc23c159" > < div class = "ttname" > < a href = "structfaiss_1_1IndexSplitVectors.html#a4a010daf51e44d9717e94400cc23c159" > faiss::IndexSplitVectors::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 = "MetaIndexes_8cpp_source.html#l00224" > MetaIndexes.cpp:224< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1WorkerThread_html" > < div class = "ttname" > < a href = "classfaiss_1_1WorkerThread.html" > faiss::WorkerThread< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "WorkerThread_8h_source.html#l00018" > WorkerThread.h:18< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIDMap_html_a699ca4891bf3a437b2a182c04d33d9b9" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIDMap.html#a699ca4891bf3a437b2a182c04d33d9b9" > faiss::IndexIDMap::remove_ids< / a > < / div > < div class = "ttdeci" > long remove_ids(const IDSelector & sel) override< / div > < div class = "ttdoc" > remove ids adapted to IndexFlat < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "MetaIndexes_8cpp_source.html#l00112" > MetaIndexes.cpp:112< / a > < / div > < / div >
2018-12-20 00:48:35 +08:00
< 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 22:17:22 +08:00
< div class = "ttc" id = "structfaiss_1_1IndexIDMap2_html_a3660adb35a3299bc328988f5ff2199fe" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIDMap2.html#a3660adb35a3299bc328988f5ff2199fe" > faiss::IndexIDMap2::reconstruct< / a > < / div > < div class = "ttdeci" > void reconstruct(idx_t key, float *recons) const override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "MetaIndexes_8cpp_source.html#l00174" > MetaIndexes.cpp:174< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIDMap_html_ac873cb03aa323a06dca5d6f3af5fe559" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIDMap.html#ac873cb03aa323a06dca5d6f3af5fe559" > faiss::IndexIDMap::train< / a > < / div > < div class = "ttdeci" > void train(idx_t n, const float *x) override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "MetaIndexes_8cpp_source.html#l00050" > MetaIndexes.cpp:50< / 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 >
2018-12-20 00:48:35 +08:00
< div class = "ttc" id = "structfaiss_1_1RangeSearchResult_html_aef57f9db99ca470c01bcdce0366cb6ff" > < div class = "ttname" > < a href = "structfaiss_1_1RangeSearchResult.html#aef57f9db99ca470c01bcdce0366cb6ff" > faiss::RangeSearchResult::lims< / a > < / div > < div class = "ttdeci" > size_t * lims< / div > < div class = "ttdoc" > size (nq + 1) < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "AuxIndexStructures_8h_source.html#l00033" > AuxIndexStructures.h:33< / a > < / div > < / div >
2019-05-28 22:17:22 +08:00
< div class = "ttc" id = "classfaiss_1_1WorkerThread_html_a484b472c878bb35e4fed5f5ec6733d79" > < div class = "ttname" > < a href = "classfaiss_1_1WorkerThread.html#a484b472c878bb35e4fed5f5ec6733d79" > faiss::WorkerThread::add< / a > < / div > < div class = "ttdeci" > std::future< bool > add(std::function< void()> f)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "WorkerThread_8cpp_source.html#l00057" > WorkerThread.cpp:57< / a > < / div > < / div >
2018-12-20 00:48:35 +08:00
< 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 22:17:22 +08:00
< div class = "ttc" id = "structfaiss_1_1Index_html_aaef6f4132b1f390121ebb11058baf190" > < div class = "ttname" > < a href = "structfaiss_1_1Index.html#aaef6f4132b1f390121ebb11058baf190" > faiss::Index::reconstruct< / a > < / div > < div class = "ttdeci" > virtual void reconstruct(idx_t key, float *recons) const < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Index_8cpp_source.html#l00054" > Index.cpp:54< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1IndexIDMap_html_aeace75e53648c052d05c357b744e090b" > < div class = "ttname" > < a href = "structfaiss_1_1IndexIDMap.html#aeace75e53648c052d05c357b744e090b" > faiss::IndexIDMap::add_with_ids< / a > < / div > < div class = "ttdeci" > void add_with_ids(idx_t n, const float *x, const long *xids) override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "MetaIndexes_8cpp_source.html#l00064" > MetaIndexes.cpp:64< / a > < / div > < / div >
2018-12-20 00:48:35 +08:00
< div class = "ttc" id = "structfaiss_1_1RangeSearchResult_html_aa8ff848474a4cc16c5464cc4ec187824" > < div class = "ttname" > < a href = "structfaiss_1_1RangeSearchResult.html#aa8ff848474a4cc16c5464cc4ec187824" > faiss::RangeSearchResult::labels< / a > < / div > < div class = "ttdeci" > idx_t * labels< / div > < div class = "ttdoc" > result for query i is labels[lims[i]:lims[i+1]] < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "AuxIndexStructures_8h_source.html#l00037" > AuxIndexStructures.h:37< / a > < / div > < / div >
2019-05-28 22:17:22 +08:00
< div class = "ttc" id = "structfaiss_1_1IndexSplitVectors_html_a70ba3367a08722fe4466dc49c21a4d2b" > < div class = "ttname" > < a href = "structfaiss_1_1IndexSplitVectors.html#a70ba3367a08722fe4466dc49c21a4d2b" > faiss::IndexSplitVectors::IndexSplitVectors< / a > < / div > < div class = "ttdeci" > IndexSplitVectors(idx_t d, bool threaded=false)< / div > < div class = "ttdoc" > sum of dimensions seen so far < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "MetaIndexes_8cpp_source.html#l00188" > MetaIndexes.cpp:188< / a > < / div > < / div >
2017-02-23 06:26:44 +08:00
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