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<li class="navelem"><a class="el" href="dir_1df44a9b705f43f2ce1efa42430a4914.html">tests</a></li> </ul>
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<div class="title">test_ondisk_ivf.cpp</div> </div>
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<div class="contents">
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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) 2015-present, Facebook, Inc.</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * All rights reserved.</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> *</span></div>
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<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>
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<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>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include <cstdio></span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <cstdlib></span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <omp.h></span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <unordered_map></span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <pthread.h></span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <gtest/gtest.h></span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <faiss/OnDiskInvertedLists.h></span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <faiss/IndexIVFFlat.h></span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <faiss/IndexFlat.h></span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <faiss/utils.h></span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <faiss/index_io.h></span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">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="keyword">struct </span>Tempfilename {</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keyword">static</span> pthread_mutex_t mutex;</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  std::string filename;</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  Tempfilename (<span class="keyword">const</span> <span class="keywordtype">char</span> *prefix = <span class="keyword">nullptr</span>) {</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  pthread_mutex_lock (&mutex);</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordtype">char</span> *cfname = tempnam (<span class="keyword">nullptr</span>, prefix);</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  filename = cfname;</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  free(cfname);</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  pthread_mutex_unlock (&mutex);</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  }</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  ~Tempfilename () {</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">if</span> (access (filename.c_str(), F_OK)) {</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  unlink (filename.c_str());</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  }</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  }</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *c_str() {</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">return</span> filename.c_str();</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  }</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> };</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> pthread_mutex_t Tempfilename::mutex = PTHREAD_MUTEX_INITIALIZER;</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> } <span class="comment">// namespace</span></div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> TEST(ONDISK, make_invlists) {</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordtype">int</span> nlist = 100;</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordtype">int</span> code_size = 32;</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordtype">int</span> nadd = 1000000;</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  std::unordered_map<int, int> listnos;</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  Tempfilename filename;</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <a class="code" href="structfaiss_1_1OnDiskInvertedLists.html">faiss::OnDiskInvertedLists</a> ivf (</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  nlist, code_size,</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  filename.c_str());</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  {</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  std::vector<uint8_t> code(32);</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < nadd; i++) {</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordtype">double</span> d = drand48();</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordtype">int</span> list_no = int(nlist * d * d); <span class="comment">// skewed distribution</span></div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordtype">int</span> * ar = (<span class="keywordtype">int</span>*)code.data();</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  ar[0] = i;</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  ar[1] = list_no;</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  ivf.add_entry (list_no, i, code.data());</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  listnos[i] = list_no;</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  }</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  }</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordtype">int</span> ntot = 0;</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < nlist; i++) {</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordtype">int</span> size = ivf.list_size(i);</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keyword">const</span> <span class="keywordtype">long</span> *ids = ivf.get_ids (i);</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keyword">const</span> uint8_t *codes = ivf.get_codes (i);</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < size; j++) {</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">long</span> <span class="keywordtype">id</span> = ids[j];</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> * ar = (<span class="keyword">const</span> <span class="keywordtype">int</span>*)&codes[code_size * j];</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  EXPECT_EQ (ar[0], <span class="keywordtype">id</span>);</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  EXPECT_EQ (ar[1], i);</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  EXPECT_EQ (listnos[<span class="keywordtype">id</span>], i);</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  ntot ++;</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  }</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  }</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  EXPECT_EQ (ntot, nadd);</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> };</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> TEST(ONDISK, test_add) {</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordtype">int</span> d = 8;</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordtype">int</span> nlist = 30, nq = 200, nb = 1500, k = 10;</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <a class="code" href="structfaiss_1_1IndexFlatL2.html">faiss::IndexFlatL2</a> quantizer(d);</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  {</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  std::vector<float> x(d * nlist);</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  faiss::float_rand(x.data(), d * nlist, 12345);</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  quantizer.add(nlist, x.data());</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  }</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  std::vector<float> xb(d * nb);</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  faiss::float_rand(xb.data(), d * nb, 23456);</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <a class="code" href="structfaiss_1_1IndexIVFFlat.html">faiss::IndexIVFFlat</a> index(&quantizer, d, nlist);</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  index.add(nb, xb.data());</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  std::vector<float> xq(d * nb);</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  faiss::float_rand(xq.data(), d * nq, 34567);</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  std::vector<float> ref_D (nq * k);</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  std::vector<faiss::Index::idx_t> ref_I (nq * k);</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  index.search (nq, xq.data(), k,</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  ref_D.data(), ref_I.data());</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  Tempfilename filename, filename2;</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="comment">// test add + search</span></div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  {</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <a class="code" href="structfaiss_1_1IndexIVFFlat.html">faiss::IndexIVFFlat</a> index2(&quantizer, d, nlist);</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <a class="code" href="structfaiss_1_1OnDiskInvertedLists.html">faiss::OnDiskInvertedLists</a> ivf (</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  index.nlist, index.code_size,</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  filename.c_str());</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  index2.replace_invlists(&ivf);</div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  index2.add(nb, xb.data());</div>
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<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>  std::vector<float> new_D (nq * k);</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  std::vector<faiss::Index::idx_t> new_I (nq * k);</div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> </div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  index2.search (nq, xq.data(), k,</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  new_D.data(), new_I.data());</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  EXPECT_EQ (ref_D, new_D);</div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  EXPECT_EQ (ref_I, new_I);</div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  write_index(&index2, filename2.c_str());</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  }</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="comment">// test io</span></div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  {</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <a class="code" href="structfaiss_1_1Index.html">faiss::Index</a> *index3 = faiss::read_index(filename2.c_str());</div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  std::vector<float> new_D (nq * k);</div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  std::vector<faiss::Index::idx_t> new_I (nq * k);</div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  index3-><a class="code" href="structfaiss_1_1Index.html#aced51b1ebc33c47ab3ae15ea906559a7">search</a> (nq, xq.data(), k,</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  new_D.data(), new_I.data());</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  EXPECT_EQ (ref_D, new_D);</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  EXPECT_EQ (ref_I, new_I);</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keyword">delete</span> index3;</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  }</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> </div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> };</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment">// WARN this thest will run multithreaded only in opt mode</span></div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> TEST(ONDISK, make_invlists_threaded) {</div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordtype">int</span> nlist = 100;</div>
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|
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordtype">int</span> code_size = 32;</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordtype">int</span> nadd = 1000000;</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordtype">int</span> nt = 20;</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  Tempfilename filename;</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> </div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <a class="code" href="structfaiss_1_1OnDiskInvertedLists.html">faiss::OnDiskInvertedLists</a> ivf (</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  nlist, code_size,</div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  filename.c_str());</div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  std::vector<int> list_nos (nadd);</div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < nadd; i++) {</div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordtype">double</span> d = drand48();</div>
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|
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  list_nos[i] = int(nlist * d * d); <span class="comment">// skewed distribution</span></div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  }</div>
|
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="preprocessor">#pragma omp parallel</span></div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="preprocessor"></span> {</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  std::vector<uint8_t> code(32);</div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="preprocessor">#pragma omp for</span></div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="preprocessor"></span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < nadd; i++) {</div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordtype">int</span> list_no = list_nos[i];</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordtype">int</span> * ar = (<span class="keywordtype">int</span>*)code.data();</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  ar[0] = i;</div>
|
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  ar[1] = list_no;</div>
|
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  ivf.add_entry (list_no, i, code.data());</div>
|
|
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  }</div>
|
|
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  }</div>
|
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div>
|
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordtype">int</span> ntot = 0;</div>
|
|
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < nlist; i++) {</div>
|
|
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordtype">int</span> size = ivf.list_size(i);</div>
|
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keyword">const</span> <span class="keywordtype">long</span> *ids = ivf.get_ids (i);</div>
|
|
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keyword">const</span> uint8_t *codes = ivf.get_codes (i);</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < size; j++) {</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordtype">long</span> <span class="keywordtype">id</span> = ids[j];</div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> * ar = (<span class="keyword">const</span> <span class="keywordtype">int</span>*)&codes[code_size * j];</div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  EXPECT_EQ (ar[0], <span class="keywordtype">id</span>);</div>
|
|
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  EXPECT_EQ (ar[1], i);</div>
|
|
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  EXPECT_EQ (list_nos[<span class="keywordtype">id</span>], i);</div>
|
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  ntot ++;</div>
|
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  }</div>
|
|
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  }</div>
|
|
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  EXPECT_EQ (ntot, nadd);</div>
|
|
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div>
|
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> };</div>
|
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<div class="ttc" id="structfaiss_1_1IndexFlatL2_html"><div class="ttname"><a href="structfaiss_1_1IndexFlatL2.html">faiss::IndexFlatL2</a></div><div class="ttdef"><b>Definition:</b> <a href="IndexFlat_8h_source.html#l00078">IndexFlat.h:78</a></div></div>
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|
<div class="ttc" id="structfaiss_1_1IndexIVFFlat_html"><div class="ttname"><a href="structfaiss_1_1IndexIVFFlat.html">faiss::IndexIVFFlat</a></div><div class="ttdef"><b>Definition:</b> <a href="IndexIVFFlat_8h_source.html#l00025">IndexIVFFlat.h:25</a></div></div>
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<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>
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<div class="ttc" id="structfaiss_1_1OnDiskInvertedLists_html"><div class="ttname"><a href="structfaiss_1_1OnDiskInvertedLists.html">faiss::OnDiskInvertedLists</a></div><div class="ttdef"><b>Definition:</b> <a href="OnDiskInvertedLists_8h_source.html#l00052">OnDiskInvertedLists.h:52</a></div></div>
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<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#l00062">Index.h:62</a></div></div>
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