2017-02-23 06:26:44 +08:00
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< title > Faiss: /data/users/matthijs/github_faiss/faiss/gpu/perf/PerfClustering.cpp Source File< / title >
2017-02-23 06:26:44 +08:00
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< li class = "navelem" > < a class = "el" href = "dir_6b3ae6988449b0834e9596fad5d75199.html" > gpu< / a > < / li > < li class = "navelem" > < a class = "el" href = "dir_02dc1cf4df13911cc8cfd20f07047b71.html" > perf< / a > < / li > < / ul >
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2017-06-21 21:54:28 +08:00
< 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 >
2017-07-30 15:18:45 +08:00
< 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 >
< 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" > #include " ../../utils.h" < / span > < / div >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "preprocessor" > #include " ../../Clustering.h" < / span > < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < span class = "preprocessor" > #include " ../GpuIndexFlat.h" < / span > < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "preprocessor" > #include " ../StandardGpuResources.h" < / span > < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "preprocessor" > #include " IndexWrapper.h" < / span > < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "preprocessor" > #include " ../utils/DeviceUtils.h" < / span > < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < span class = "preprocessor" > #include " ../utils/Timer.h" < / span > < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "preprocessor" > #include < gflags/gflags.h> < / span > < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "preprocessor" > #include < memory> < / span > < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < span class = "preprocessor" > #include < vector> < / span > < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < span class = "preprocessor" > #include < cuda_profiler_api.h> < / span > < / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   DEFINE_int32(num, 10000, < span class = "stringliteral" > " # of vecs" < / span > );< / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   DEFINE_int32(k, 100, < span class = "stringliteral" > " # of clusters" < / span > );< / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   DEFINE_int32(dim, 128, < span class = "stringliteral" > " # of dimensions" < / span > );< / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   DEFINE_int32(niter, 10, < span class = "stringliteral" > " # of iterations" < / span > );< / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   DEFINE_bool(L2_metric, < span class = "keyword" > true< / span > , < span class = "stringliteral" > " If true, use L2 metric. If false, use IP metric" < / span > );< / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   DEFINE_bool(use_float16, < span class = "keyword" > false< / span > , < span class = "stringliteral" > " use float16 vectors and math" < / span > );< / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   DEFINE_bool(transposed, < span class = "keyword" > false< / span > , < span class = "stringliteral" > " transposed vector storage" < / span > );< / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   DEFINE_bool(verbose, < span class = "keyword" > false< / span > , < span class = "stringliteral" > " turn on clustering logging" < / span > );< / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   DEFINE_int64(seed, -1, < span class = "stringliteral" > " specify random seed" < / span > );< / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   DEFINE_int32(num_gpus, 1, < span class = "stringliteral" > " number of gpus to use" < / span > );< / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   DEFINE_int64(min_paging_size, -1, < span class = "stringliteral" > " minimum size to use CPU -> GPU paged copies" < / span > );< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   DEFINE_int64(pinned_mem, -1, < span class = "stringliteral" > " pinned memory allocation to use" < / span > );< / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   DEFINE_int32(max_points, -1, < span class = "stringliteral" > " max points per centroid" < / span > );< / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   < / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   < span class = "keyword" > using namespace < / span > faiss::gpu;< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < span class = "keywordtype" > int< / span > main(< span class = "keywordtype" > int< / span > argc, < span class = "keywordtype" > char< / span > ** argv) {< / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   gflags::ParseCommandLineFlags(& argc, & argv, < span class = "keyword" > true< / 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" > 43< / span >   cudaProfilerStop();< / 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 = "keyword" > auto< / span > seed = FLAGS_seed != -1L ? FLAGS_seed : time(< span class = "keyword" > nullptr< / span > );< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   printf(< span class = "stringliteral" > " using seed %ld\n" < / span > , seed);< / 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 >   std::vector< float> vecs((< span class = "keywordtype" > size_t< / span > ) FLAGS_num * FLAGS_dim);< / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   faiss::float_rand(vecs.data(), vecs.size(), seed);< / 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 >   printf(< span class = "stringliteral" > " K-means metric %s dim %d centroids %d num train %d niter %d\n" < / span > ,< / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   FLAGS_L2_metric ? < span class = "stringliteral" > " L2" < / span > : < span class = "stringliteral" > " IP" < / span > ,< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   FLAGS_dim, FLAGS_k, FLAGS_num, FLAGS_niter);< / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   printf(< span class = "stringliteral" > " float16 math %s\n" < / span > , FLAGS_use_float16 ? < span class = "stringliteral" > " enabled" < / span > : < span class = "stringliteral" > " disabled" < / span > );< / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   printf(< span class = "stringliteral" > " transposed storage %s\n" < / span > , FLAGS_transposed ? < span class = "stringliteral" > " enabled" < / span > : < span class = "stringliteral" > " disabled" < / span > );< / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   printf(< span class = "stringliteral" > " verbose %s\n" < / span > , FLAGS_verbose ? < span class = "stringliteral" > " enabled" < / span > : < span class = "stringliteral" > " disabled" < / span > );< / 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 >   < span class = "keyword" > auto< / span > initFn = [](< a class = "code" href = "classfaiss_1_1gpu_1_1GpuResources.html" > faiss::gpu::GpuResources< / a > * res, < span class = "keywordtype" > int< / span > dev) -> < / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   std::unique_ptr< faiss::gpu::GpuIndexFlat> {< / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < span class = "keywordflow" > if< / span > (FLAGS_pinned_mem > = 0) {< / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   ((< a class = "code" href = "classfaiss_1_1gpu_1_1StandardGpuResources.html" > faiss::gpu::StandardGpuResources< / a > *) res)-> setPinnedMemory(< / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   FLAGS_pinned_mem);< / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   }< / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   < a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexFlatConfig.html" > GpuIndexFlatConfig< / a > config;< / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   config.< a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexConfig.html#aab05a0aa7b42feae7df4e556a52ead57" > device< / a > = dev;< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   config.< a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexFlatConfig.html#afd694186c87751937a646f3db2c8ba3d" > useFloat16< / a > = FLAGS_use_float16;< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   config.< a class = "code" href = "structfaiss_1_1gpu_1_1GpuIndexFlatConfig.html#a0342a26f5e59563bfe04f3f80e3b27f0" > storeTransposed< / a > = FLAGS_transposed;< / 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" > auto< / span > p = std::unique_ptr< faiss::gpu::GpuIndexFlat> (< / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   FLAGS_L2_metric ?< / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   (< a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexFlat.html" > faiss::gpu::GpuIndexFlat< / a > *)< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   < span class = "keyword" > new< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexFlatL2.html" > faiss::gpu::GpuIndexFlatL2< / a > (res, FLAGS_dim, config) :< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   (faiss::gpu::< a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexFlat.html" > GpuIndexFlat< / a > *)< / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   new faiss::gpu::< a class = "code" href = "classfaiss_1_1gpu_1_1GpuIndexFlatIP.html" > GpuIndexFlatIP< / a > (res, FLAGS_dim, config));< / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   < / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < span class = "keywordflow" > if< / span > (FLAGS_min_paging_size > = 0) {< / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   p-> setMinPagingSize(FLAGS_min_paging_size);< / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   }< / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   < span class = "keywordflow" > return< / span > p;< / 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 >   < a class = "code" href = "structfaiss_1_1gpu_1_1IndexWrapper.html" > IndexWrapper< faiss::gpu::GpuIndexFlat> < / a > gpuIndex(FLAGS_num_gpus, initFn);< / 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 >   CUDA_VERIFY(cudaProfilerStart());< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   faiss::gpu::synchronizeAllDevices();< / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   < / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   < span class = "keywordtype" > float< / span > gpuTime = 0.0f;< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   < / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   < a class = "code" href = "structfaiss_1_1ClusteringParameters.html" > faiss::ClusteringParameters< / a > cp;< / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   cp.< a class = "code" href = "structfaiss_1_1ClusteringParameters.html#a5c7c6f05c75e1668befdb3be148fd5f9" > niter< / a > = FLAGS_niter;< / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   cp.verbose = FLAGS_verbose;< / 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 >   < span class = "keywordflow" > if< / span > (FLAGS_max_points > 0) {< / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   cp.< a class = "code" href = "structfaiss_1_1ClusteringParameters.html#a993e0a035248faad6e292a5ef9af1953" > max_points_per_centroid< / a > = FLAGS_max_points;< / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / 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 >   < a class = "code" href = "structfaiss_1_1Clustering.html" > faiss::Clustering< / a > kmeans(FLAGS_dim, FLAGS_k, cp);< / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > 99< / span >   < / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   < span class = "comment" > // Time k-means< / span > < / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   {< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1CpuTimer.html" > CpuTimer< / a > timer;< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   < / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   kmeans.train(FLAGS_num, vecs.data(), *(gpuIndex.getIndex()));< / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   < / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   < span class = "comment" > // There is a device -> host copy above, so no need to time< / span > < / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   < span class = "comment" > // additional synchronization with the GPU< / span > < / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   gpuTime = timer.< a class = "code" href = "classfaiss_1_1gpu_1_1CpuTimer.html#a4a2795debf10bc7eb904d62356e41f0d" > elapsedMilliseconds< / a > ();< / 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 >   CUDA_VERIFY(cudaProfilerStop());< / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   printf(< span class = "stringliteral" > " k-means time %.3f ms\n" < / span > , gpuTime);< / 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 >   CUDA_VERIFY(cudaDeviceSynchronize());< / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > 115< / span >   < / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   }< / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1CpuTimer_html_a4a2795debf10bc7eb904d62356e41f0d" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1CpuTimer.html#a4a2795debf10bc7eb904d62356e41f0d" > faiss::gpu::CpuTimer::elapsedMilliseconds< / a > < / div > < div class = "ttdeci" > float elapsedMilliseconds()< / div > < div class = "ttdoc" > Returns elapsed time in milliseconds. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Timer_8cpp_source.html#l00052" > Timer.cpp:52< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1ClusteringParameters_html_a5c7c6f05c75e1668befdb3be148fd5f9" > < div class = "ttname" > < a href = "structfaiss_1_1ClusteringParameters.html#a5c7c6f05c75e1668befdb3be148fd5f9" > faiss::ClusteringParameters::niter< / a > < / div > < div class = "ttdeci" > int niter< / div > < div class = "ttdoc" > clustering iterations < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Clustering_8h_source.html#l00025" > Clustering.h:25< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1gpu_1_1GpuIndexFlatConfig_html_a0342a26f5e59563bfe04f3f80e3b27f0" > < div class = "ttname" > < a href = "structfaiss_1_1gpu_1_1GpuIndexFlatConfig.html#a0342a26f5e59563bfe04f3f80e3b27f0" > faiss::gpu::GpuIndexFlatConfig::storeTransposed< / a > < / div > < div class = "ttdeci" > bool storeTransposed< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexFlat_8h_source.html#l00048" > GpuIndexFlat.h:48< / 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#l00023" > GpuResources.h:23< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1CpuTimer_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1CpuTimer.html" > faiss::gpu::CpuTimer< / a > < / div > < div class = "ttdoc" > CPU wallclock elapsed timer. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Timer_8h_source.html#l00042" > Timer.h:42< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1gpu_1_1GpuIndexFlatConfig_html_afd694186c87751937a646f3db2c8ba3d" > < div class = "ttname" > < a href = "structfaiss_1_1gpu_1_1GpuIndexFlatConfig.html#afd694186c87751937a646f3db2c8ba3d" > faiss::gpu::GpuIndexFlatConfig::useFloat16< / a > < / div > < div class = "ttdeci" > bool useFloat16< / div > < div class = "ttdoc" > Whether or not data is stored as float16. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexFlat_8h_source.html#l00035" > GpuIndexFlat.h:35< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1gpu_1_1GpuIndexConfig_html_aab05a0aa7b42feae7df4e556a52ead57" > < div class = "ttname" > < a href = "structfaiss_1_1gpu_1_1GpuIndexConfig.html#aab05a0aa7b42feae7df4e556a52ead57" > faiss::gpu::GpuIndexConfig::device< / a > < / div > < div class = "ttdeci" > int device< / div > < div class = "ttdoc" > GPU device on which the index is resident. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndex_8h_source.html#l00027" > GpuIndex.h:27< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1gpu_1_1GpuIndexFlatConfig_html" > < div class = "ttname" > < a href = "structfaiss_1_1gpu_1_1GpuIndexFlatConfig.html" > faiss::gpu::GpuIndexFlatConfig< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexFlat_8h_source.html#l00027" > GpuIndexFlat.h:27< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1Clustering_html" > < div class = "ttname" > < a href = "structfaiss_1_1Clustering.html" > faiss::Clustering< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Clustering_8h_source.html#l00056" > Clustering.h:56< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1StandardGpuResources_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1StandardGpuResources.html" > faiss::gpu::StandardGpuResources< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "StandardGpuResources_8h_source.html#l00023" > StandardGpuResources.h:23< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexFlatIP_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexFlatIP.html" > faiss::gpu::GpuIndexFlatIP< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexFlat_8h_source.html#l00194" > GpuIndexFlat.h:194< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexFlatL2_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexFlatL2.html" > faiss::gpu::GpuIndexFlatL2< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexFlat_8h_source.html#l00169" > GpuIndexFlat.h:169< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1ClusteringParameters_html" > < div class = "ttname" > < a href = "structfaiss_1_1ClusteringParameters.html" > faiss::ClusteringParameters< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Clustering_8h_source.html#l00024" > Clustering.h:24< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuIndexFlat_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuIndexFlat.html" > faiss::gpu::GpuIndexFlat< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuIndexFlat_8h_source.html#l00054" > GpuIndexFlat.h:54< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1ClusteringParameters_html_a993e0a035248faad6e292a5ef9af1953" > < div class = "ttname" > < a href = "structfaiss_1_1ClusteringParameters.html#a993e0a035248faad6e292a5ef9af1953" > faiss::ClusteringParameters::max_points_per_centroid< / a > < / div > < div class = "ttdeci" > int max_points_per_centroid< / div > < div class = "ttdoc" > to limit size of dataset < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "Clustering_8h_source.html#l00033" > Clustering.h:33< / a > < / div > < / div >
< div class = "ttc" id = "structfaiss_1_1gpu_1_1IndexWrapper_html" > < div class = "ttname" > < a href = "structfaiss_1_1gpu_1_1IndexWrapper.html" > faiss::gpu::IndexWrapper< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IndexWrapper_8h_source.html#l00025" > IndexWrapper.h:25< / a > < / div > < / div >
2017-02-23 06:26:44 +08:00
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