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< 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 >
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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 >
2017-06-21 21:54:28 +08:00
< 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 >
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< 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" > #pragma once< / span > < / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < span class = "preprocessor" > < / span > < / div >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "preprocessor" > #include " GpuIndexIVF.h" < / 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 = "keyword" > namespace < / span > faiss { < span class = "keyword" > struct < / span > IndexIVFFlat; }< / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "keyword" > namespace < / span > faiss { < span class = "keyword" > namespace < / span > gpu {< / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "keyword" > class < / span > IVFFlat;< / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "keyword" > class < / span > GpuIndexFlat;< / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig.html" > 21< / a > < / span >   < span class = "keyword" > struct < / span > < a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig.html" > GpuIndexIVFFlatConfig< / a > : < span class = "keyword" > public< / span > < a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexIVFConfig.html" > GpuIndexIVFConfig< / a > {< / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < span class = "keyword" > inline< / span > < a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig.html" > GpuIndexIVFFlatConfig< / a > ()< / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   : < a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig.html#ab98ac354bcd5632976f7edc2deda6e57" > useFloat16IVFStorage< / a > (< span class = "keyword" > false< / span > ) {< / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   }< / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   < span class = "comment" > /// Whether or not IVFFlat inverted list storage is in float16;< / span > < / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < span class = "comment" > /// supported on all architectures< / span > < / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > < a class = "line" href = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig.html#ab98ac354bcd5632976f7edc2deda6e57" > 28< / a > < / span >   < span class = "comment" > < / span > < span class = "keywordtype" > bool< / span > < a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig.html#ab98ac354bcd5632976f7edc2deda6e57" > useFloat16IVFStorage< / a > ;< / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   };< / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   < span class = "comment" > /// Wrapper around the GPU implementation that looks like< / span > < / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   < span class = "comment" > /// faiss::IndexIVFFlat< / span > < / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > < a class = "line" href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html" > 33< / a > < / span >   < span class = "comment" > < / span > < span class = "keyword" > class < / span > < a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html" > GpuIndexIVFFlat< / a > : < span class = "keyword" > public< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexIVF.html" > GpuIndexIVF< / a > {< / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   < span class = "keyword" > public< / span > :< span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   < span class = "comment" > /// Construct from a pre-existing faiss::IndexIVFFlat instance, copying< / span > < / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   < span class = "comment" > /// data over to the given GPU, if the input index is trained.< / span > < / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   < span class = "comment" > < / span > < a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a33fe6f13e34cd0708ae981f0c0b381ef" > GpuIndexIVFFlat< / a > (< a class = "code" href = "classfaiss_1_1gpu_1_1GpuResources.html" > GpuResources< / a > * resources,< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structfaiss_1_1IndexIVFFlat.html" > faiss::IndexIVFFlat< / a > * index,< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig.html" > GpuIndexIVFFlatConfig< / a > config = < a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig.html" > GpuIndexIVFFlatConfig< / a > ());< / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   < span class = "comment" > /// Constructs a new instance with an empty flat quantizer; the user< / span > < / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   < span class = "comment" > /// provides the number of lists desired.< / span > < / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   < span class = "comment" > < / span > < a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a33fe6f13e34cd0708ae981f0c0b381ef" > GpuIndexIVFFlat< / a > (< a class = "code" href = "classfaiss_1_1gpu_1_1GpuResources.html" > GpuResources< / a > * resources,< / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   < span class = "keywordtype" > int< / span > dims,< / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   < span class = "keywordtype" > int< / span > nlist,< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < a class = "code" href = "namespacefaiss.html#afd12191c638da74760ff397cf319752c" > faiss::MetricType< / a > metric,< / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   < a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig.html" > GpuIndexIVFFlatConfig< / a > config = < a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig.html" > GpuIndexIVFFlatConfig< / a > ());< / 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 >   ~< a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html" > GpuIndexIVFFlat< / a > () < span class = "keyword" > override< / span > ;< / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < span class = "comment" > /// Reserve GPU memory in our inverted lists for this number of vectors< / span > < / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   < span class = "comment" > < / span > < span class = "keywordtype" > void< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a329d7734f1285788d10c1fbf1f88d72f" > reserveMemory< / a > (< span class = "keywordtype" > size_t< / span > numVecs);< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   < span class = "comment" > /// Initialize ourselves from the given CPU index; will overwrite< / span > < / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   < span class = "comment" > /// all data in ourselves< / span > < / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   < span class = "comment" > < / span > < span class = "keywordtype" > void< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a96fd66c31c7e46b1549ed61d1b3476f3" > copyFrom< / a > (< span class = "keyword" > const< / span > < a class = "code" href = "structfaiss_1_1IndexIVFFlat.html" > faiss::IndexIVFFlat< / a > * index);< / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   < span class = "comment" > /// Copy ourselves to the given CPU index; will overwrite all data< / span > < / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   < span class = "comment" > /// in the index instance< / span > < / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < span class = "comment" > < / span > < span class = "keywordtype" > void< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a345980d7ae4b5baadf93f647fc6cb0b1" > copyTo< / a > (< a class = "code" href = "structfaiss_1_1IndexIVFFlat.html" > faiss::IndexIVFFlat< / a > * index) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   < span class = "comment" > /// After adding vectors, one can call this to reclaim device memory< / span > < / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < span class = "comment" > /// to exactly the amount needed. Returns space reclaimed in bytes< / span > < / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < span class = "comment" > < / span > < span class = "keywordtype" > size_t< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#adaa727f3e951068501ebf381b001f3bd" > reclaimMemory< / a > ();< / 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 >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a88676a893e9b44041e7a52327d960b54" > reset< / a > () < span class = "keyword" > override< / span > ;< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   < / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a3c5b3760acb01814892fe93c72f08304" > train< / a > (< a class = "code" href = "structfaiss_1_1Index.html#a040c6aed1f224f3ea7bf58eebc0c31a4" > Index::idx_t< / a > n, < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > * x) < span class = "keyword" > override< / span > ;< / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   < span class = "keyword" > protected< / span > :< span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   < span class = "comment" > /// Called from GpuIndex for add/add_with_ids< / span > < / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   < span class = "comment" > < / span > < span class = "keywordtype" > void< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a64bd89e18b8199ae7a88066890b10a0e" > addImpl_< / a > (< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   < a class = "code" href = "structfaiss_1_1Index.html#a040c6aed1f224f3ea7bf58eebc0c31a4" > faiss::Index::idx_t< / a > n,< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > * x,< / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structfaiss_1_1Index.html#a040c6aed1f224f3ea7bf58eebc0c31a4" > faiss::Index::idx_t< / a > * ids) < span class = "keyword" > override< / span > ;< / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < span class = "comment" > /// Called from GpuIndex for search< / span > < / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   < span class = "comment" > < / span > < span class = "keywordtype" > void< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a3285302b227052fee57b3df10c2a482b" > searchImpl_< / a > (< / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   < a class = "code" href = "structfaiss_1_1Index.html#a040c6aed1f224f3ea7bf58eebc0c31a4" > faiss::Index::idx_t< / a > n,< / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > float< / span > * x,< / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   < a class = "code" href = "structfaiss_1_1Index.html#a040c6aed1f224f3ea7bf58eebc0c31a4" > faiss::Index::idx_t< / a > k,< / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   < span class = "keywordtype" > float< / span > * distances,< / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   < a class = "code" href = "structfaiss_1_1Index.html#a040c6aed1f224f3ea7bf58eebc0c31a4" > faiss::Index::idx_t< / a > * labels) < span class = "keyword" > const override< / 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" > 85< / span >   < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig.html" > GpuIndexIVFFlatConfig< / a > ivfFlatConfig_;< / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   < span class = "comment" > /// Desired inverted list memory reservation< / span > < / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   < span class = "comment" > < / span > < span class = "keywordtype" > size_t< / span > reserveMemoryVecs_;< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   < span class = "comment" > /// Instance that we own; contains the inverted list< / span > < / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   < span class = "comment" > < / span > < a class = "code" href = "classfaiss_1_1gpu_1_1IVFFlat.html" > IVFFlat< / a > * index_;< / 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 >   } } < span class = "comment" > // namespace< / span > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFFlat_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFFlat.html" > faiss::gpu::IVFFlat< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFFlat_8cuh_source.html#l00016" > IVFFlat.cuh:16< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat_html_a33fe6f13e34cd0708ae981f0c0b381ef" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a33fe6f13e34cd0708ae981f0c0b381ef" > faiss::gpu::GpuIndexIVFFlat::GpuIndexIVFFlat< / a > < / div > < div class = "ttdeci" > GpuIndexIVFFlat(GpuResources *resources, const faiss::IndexIVFFlat *index, GpuIndexIVFFlatConfig config=GpuIndexIVFFlatConfig())< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexIVFFlat_8cu_source.html#l00024" > GpuIndexIVFFlat.cu:24< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat_html_a3285302b227052fee57b3df10c2a482b" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a3285302b227052fee57b3df10c2a482b" > faiss::gpu::GpuIndexIVFFlat::searchImpl_< / a > < / div > < div class = "ttdeci" > void searchImpl_(faiss::Index::idx_t n, const float *x, faiss::Index::idx_t k, float *distances, faiss::Index::idx_t *labels) const override< / div > < div class = "ttdoc" > Called from GpuIndex for search. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexIVFFlat_8cu_source.html#l00233" > GpuIndexIVFFlat.cu:233< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat_html_a96fd66c31c7e46b1549ed61d1b3476f3" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a96fd66c31c7e46b1549ed61d1b3476f3" > faiss::gpu::GpuIndexIVFFlat::copyFrom< / a > < / div > < div class = "ttdeci" > void copyFrom(const faiss::IndexIVFFlat *index)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexIVFFlat_8cu_source.html#l00078" > GpuIndexIVFFlat.cu:78< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1gpu_1_1GpuIndexIVFConfig_html" > < div class = "ttname" > < a href = "structfaiss_1_1gpu_1_1GpuIndexIVFConfig.html" > faiss::gpu::GpuIndexIVFConfig< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexIVF_8h_source.html#l00024" > GpuIndexIVF.h:24< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat_html_adaa727f3e951068501ebf381b001f3bd" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#adaa727f3e951068501ebf381b001f3bd" > faiss::gpu::GpuIndexIVFFlat::reclaimMemory< / a > < / div > < div class = "ttdeci" > size_t reclaimMemory()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexIVFFlat_8cu_source.html#l00150" > GpuIndexIVFFlat.cu:150< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig_html_ab98ac354bcd5632976f7edc2deda6e57" > < div class = "ttname" > < a href = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig.html#ab98ac354bcd5632976f7edc2deda6e57" > faiss::gpu::GpuIndexIVFFlatConfig::useFloat16IVFStorage< / a > < / div > < div class = "ttdeci" > bool useFloat16IVFStorage< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexIVFFlat_8h_source.html#l00028" > GpuIndexIVFFlat.h:28< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuResources_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuResources.html" > faiss::gpu::GpuResources< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuResources_8h_source.html#l00022" > GpuResources.h:22< / a > < / div > < / div >
2018-02-23 23:44:31 +08:00
< 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 >
2018-12-20 00:48:35 +08:00
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat_html_a64bd89e18b8199ae7a88066890b10a0e" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a64bd89e18b8199ae7a88066890b10a0e" > faiss::gpu::GpuIndexIVFFlat::addImpl_< / a > < / div > < div class = "ttdeci" > void addImpl_(faiss::Index::idx_t n, const float *x, const faiss::Index::idx_t *ids) override< / div > < div class = "ttdoc" > Called from GpuIndex for add/add_with_ids. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexIVFFlat_8cu_source.html#l00203" > GpuIndexIVFFlat.cu:203< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat_html_a3c5b3760acb01814892fe93c72f08304" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a3c5b3760acb01814892fe93c72f08304" > faiss::gpu::GpuIndexIVFFlat::train< / a > < / div > < div class = "ttdeci" > void train(Index::idx_t n, const float *x) override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexIVFFlat_8cu_source.html#l00173" > GpuIndexIVFFlat.cu:173< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexIVF_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexIVF.html" > faiss::gpu::GpuIndexIVF< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexIVF_8h_source.html#l00036" > GpuIndexIVF.h:36< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat_html_a345980d7ae4b5baadf93f647fc6cb0b1" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a345980d7ae4b5baadf93f647fc6cb0b1" > faiss::gpu::GpuIndexIVFFlat::copyTo< / a > < / div > < div class = "ttdeci" > void copyTo(faiss::IndexIVFFlat *index) const < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexIVFFlat_8cu_source.html#l00122" > GpuIndexIVFFlat.cu:122< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat_html_a329d7734f1285788d10c1fbf1f88d72f" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a329d7734f1285788d10c1fbf1f88d72f" > faiss::gpu::GpuIndexIVFFlat::reserveMemory< / a > < / div > < div class = "ttdeci" > void reserveMemory(size_t numVecs)< / div > < div class = "ttdoc" > Reserve GPU memory in our inverted lists for this number of vectors. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexIVFFlat_8cu_source.html#l00070" > GpuIndexIVFFlat.cu:70< / a > < / div > < / 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#l00064" > Index.h:64< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig_html" > < div class = "ttname" > < a href = "structfaiss_1_1gpu_1_1GpuIndexIVFFlatConfig.html" > faiss::gpu::GpuIndexIVFFlatConfig< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexIVFFlat_8h_source.html#l00021" > GpuIndexIVFFlat.h:21< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html" > faiss::gpu::GpuIndexIVFFlat< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexIVFFlat_8h_source.html#l00033" > GpuIndexIVFFlat.h:33< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat_html_a88676a893e9b44041e7a52327d960b54" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexIVFFlat.html#a88676a893e9b44041e7a52327d960b54" > faiss::gpu::GpuIndexIVFFlat::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 = "GpuIndexIVFFlat_8cu_source.html#l00161" > GpuIndexIVFFlat.cu:161< / a > < / div > < / div >
< div class = "ttc" id = "namespacefaiss_html_afd12191c638da74760ff397cf319752c" > < div class = "ttname" > < a href = "namespacefaiss.html#afd12191c638da74760ff397cf319752c" > faiss::MetricType< / a > < / div > < div class = "ttdeci" > MetricType< / div > < div class = "ttdoc" > Some algorithms support both an inner product version and a L2 search version. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Index_8h_source.html#l00045" > Index.h:45< / a > < / div > < / div >
2017-02-23 06:26:44 +08:00
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