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new optimized implementation of BruteForceMatcher_GPU (~2-3x faster)

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Vladislav Vinogradov
2011-10-12 10:23:03 +00:00
parent 89be84a396
commit d3c4e90760
10 changed files with 2656 additions and 1160 deletions
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4
modules/stitching/src/matchers.cpp
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@@ -198,7 +198,7 @@ void GpuMatcher::match(const ImageFeatures &features1, const ImageFeatures &feat
// Find 1->2 matches
pair_matches.clear();
matcher.knnMatch(descriptors1_, descriptors2_, train_idx_, distance_, all_dist_, 2);
matcher.knnMatchSingle(descriptors1_, descriptors2_, train_idx_, distance_, all_dist_, 2);
matcher.knnMatchDownload(train_idx_, distance_, pair_matches);
for (size_t i = 0; i < pair_matches.size(); ++i)
{
@@ -215,7 +215,7 @@ void GpuMatcher::match(const ImageFeatures &features1, const ImageFeatures &feat
// Find 2->1 matches
pair_matches.clear();
matcher.knnMatch(descriptors2_, descriptors1_, train_idx_, distance_, all_dist_, 2);
matcher.knnMatchSingle(descriptors2_, descriptors1_, train_idx_, distance_, all_dist_, 2);
matcher.knnMatchDownload(train_idx_, distance_, pair_matches);
for (size_t i = 0; i < pair_matches.size(); ++i)
{