mirror of
https://github.com/facebookresearch/faiss.git
synced 2025-06-03 21:54:02 +08:00
various bugfixes from github issues kmean with some frozen centroids GPU better tiling for large flat datasets default AVX for vector ops
193 lines
20 KiB
HTML
193 lines
20 KiB
HTML
<!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"/>
|
|
<title>Faiss: /data/users/matthijs/github_faiss/faiss/gpu/test/TestUtils.h Source File</title>
|
|
<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>
|
|
<!-- 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 id="nav-path" class="navpath">
|
|
<ul>
|
|
<li class="navelem"><a class="el" href="dir_6b3ae6988449b0834e9596fad5d75199.html">gpu</a></li><li class="navelem"><a class="el" href="dir_43be364029218a94c5bcb5d8c78d7156.html">test</a></li> </ul>
|
|
</div>
|
|
</div><!-- top -->
|
|
<div class="header">
|
|
<div class="headertitle">
|
|
<div class="title">TestUtils.h</div> </div>
|
|
</div><!--header-->
|
|
<div class="contents">
|
|
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/**</span></div>
|
|
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2015-present, Facebook, Inc.</span></div>
|
|
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * All rights reserved.</span></div>
|
|
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> *</span></div>
|
|
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * This source code is licensed under the BSD+Patents license found in the</span></div>
|
|
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * LICENSE file in the root directory of this source tree.</span></div>
|
|
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> */</span></div>
|
|
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div>
|
|
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// Copyright 2004-present Facebook. All Rights Reserved.</span></div>
|
|
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div>
|
|
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#pragma once</span></div>
|
|
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor"></span></div>
|
|
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "../../FaissAssert.h"</span></div>
|
|
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "../../Index.h"</span></div>
|
|
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <initializer_list></span></div>
|
|
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <memory></span></div>
|
|
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <string></span></div>
|
|
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <vector></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 { <span class="keyword">namespace </span>gpu {</div>
|
|
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"></span></div>
|
|
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">/// Generates and displays a new seed for the test</span></div>
|
|
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"></span><span class="keywordtype">void</span> newTestSeed();</div>
|
|
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"></span></div>
|
|
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">/// Uses an explicit seed for the test</span></div>
|
|
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"></span><span class="keywordtype">void</span> setTestSeed(<span class="keywordtype">long</span> seed);</div>
|
|
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"></span></div>
|
|
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">/// Returns the relative error in difference between a and b</span></div>
|
|
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">/// (|a - b| / (0.5 * (|a| + |b|))</span></div>
|
|
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"></span><span class="keywordtype">float</span> relativeError(<span class="keywordtype">float</span> a, <span class="keywordtype">float</span> b);</div>
|
|
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"></span></div>
|
|
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">/// Generates a random integer in the range [a, b]</span></div>
|
|
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"></span><span class="keywordtype">int</span> randVal(<span class="keywordtype">int</span> a, <span class="keywordtype">int</span> b);</div>
|
|
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"></span></div>
|
|
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment">/// Generates a random bool</span></div>
|
|
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"></span><span class="keywordtype">bool</span> randBool();</div>
|
|
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"></span></div>
|
|
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment">/// Select a random value from the given list of values provided as an</span></div>
|
|
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">/// initializer_list</span></div>
|
|
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
|
|
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> T randSelect(std::initializer_list<T> vals) {</div>
|
|
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  FAISS_ASSERT(vals.size() > 0);</div>
|
|
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordtype">int</span> sel = randVal(0, vals.size());</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>  <span class="keywordtype">int</span> i = 0;</div>
|
|
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span> v : vals) {</div>
|
|
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordflow">if</span> (i++ == sel) {</div>
|
|
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">return</span> v;</div>
|
|
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  }</div>
|
|
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  }</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>  <span class="comment">// should not get here</span></div>
|
|
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordflow">return</span> *vals.begin();</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> <span class="comment"></span></div>
|
|
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment">/// Generates a collection of random vectors in the range [0, 1]</span></div>
|
|
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"></span>std::vector<float> randVecs(<span class="keywordtype">size_t</span> num, <span class="keywordtype">size_t</span> dim);</div>
|
|
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"></span></div>
|
|
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">/// Compare two indices via query for similarity, with a user-specified set of</span></div>
|
|
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">/// query vectors</span></div>
|
|
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"></span><span class="keywordtype">void</span> compareIndices(<span class="keyword">const</span> std::vector<float>& queryVecs,</div>
|
|
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <a class="code" href="structfaiss_1_1Index.html">faiss::Index</a>& refIndex,</div>
|
|
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <a class="code" href="structfaiss_1_1Index.html">faiss::Index</a>& testIndex,</div>
|
|
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordtype">int</span> numQuery, <span class="keywordtype">int</span> dim, <span class="keywordtype">int</span> k,</div>
|
|
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">const</span> std::string& configMsg,</div>
|
|
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordtype">float</span> maxRelativeError = 6e-5f,</div>
|
|
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordtype">float</span> pctMaxDiff1 = 0.1f,</div>
|
|
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordtype">float</span> pctMaxDiffN = 0.005f);</div>
|
|
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment"></span></div>
|
|
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment">/// Compare two indices via query for similarity, generating random query</span></div>
|
|
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment">/// vectors</span></div>
|
|
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment"></span><span class="keywordtype">void</span> compareIndices(<a class="code" href="structfaiss_1_1Index.html">faiss::Index</a>& refIndex,</div>
|
|
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="code" href="structfaiss_1_1Index.html">faiss::Index</a>& testIndex,</div>
|
|
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordtype">int</span> numQuery, <span class="keywordtype">int</span> dim, <span class="keywordtype">int</span> k,</div>
|
|
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keyword">const</span> std::string& configMsg,</div>
|
|
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordtype">float</span> maxRelativeError = 6e-5f,</div>
|
|
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordtype">float</span> pctMaxDiff1 = 0.1f,</div>
|
|
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordtype">float</span> pctMaxDiffN = 0.005f);</div>
|
|
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"></span></div>
|
|
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment">/// Display specific differences in the two (distance, index) lists</span></div>
|
|
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment"></span><span class="keywordtype">void</span> compareLists(<span class="keyword">const</span> <span class="keywordtype">float</span>* refDist,</div>
|
|
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">const</span> <a class="code" href="structfaiss_1_1Index.html#a040c6aed1f224f3ea7bf58eebc0c31a4">faiss::Index::idx_t</a>* refInd,</div>
|
|
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keyword">const</span> <span class="keywordtype">float</span>* testDist,</div>
|
|
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keyword">const</span> <a class="code" href="structfaiss_1_1Index.html#a040c6aed1f224f3ea7bf58eebc0c31a4">faiss::Index::idx_t</a>* testInd,</div>
|
|
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordtype">int</span> dim1, <span class="keywordtype">int</span> dim2,</div>
|
|
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keyword">const</span> std::string& configMsg,</div>
|
|
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordtype">bool</span> printBasicStats, <span class="keywordtype">bool</span> printDiffs, <span class="keywordtype">bool</span> assertOnErr,</div>
|
|
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordtype">float</span> maxRelativeError = 6e-5f,</div>
|
|
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordtype">float</span> pctMaxDiff1 = 0.1f,</div>
|
|
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">float</span> pctMaxDiffN = 0.005f);</div>
|
|
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div>
|
|
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> } }</div>
|
|
<div class="ttc" id="structfaiss_1_1Index_html_a040c6aed1f224f3ea7bf58eebc0c31a4"><div class="ttname"><a href="structfaiss_1_1Index.html#a040c6aed1f224f3ea7bf58eebc0c31a4">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_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#l00060">Index.h:60</a></div></div>
|
|
</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>
|