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Fix genericity of computeNodeStatistics that couldn't compute stats properly on sub-nodes

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This commit is contained in:
Pierre-Emmanuel Viel 2020-07-01 00:43:42 +02:00
parent a84afb6334
commit ef7185ce43
1 changed files with 3 additions and 3 deletions
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6
modules/flann/include/opencv2/flann/kmeans_index.h
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@ -663,7 +663,7 @@ private:
memset(mean,0,veclen_*sizeof(DistanceType)); memset(mean,0,veclen_*sizeof(DistanceType));
for (size_t i=0; i<(size_t)indices_length; ++i) { for (int i=0; i<indices_length; ++i) {
ElementType* vec = dataset_[indices[i]]; ElementType* vec = dataset_[indices[i]];
for (size_t j=0; j<veclen_; ++j) { for (size_t j=0; j<veclen_; ++j) {
mean[j] += vec[j]; mean[j] += vec[j];
@ -671,9 +671,9 @@ private:
variance += distance_(vec, ZeroIterator<ElementType>(), veclen_); variance += distance_(vec, ZeroIterator<ElementType>(), veclen_);
} }
for (size_t j=0; j<veclen_; ++j) { for (size_t j=0; j<veclen_; ++j) {
mean[j] /= size_; mean[j] /= indices_length;
} }
variance /= size_; variance /= indices_length;
variance -= distance_(mean, ZeroIterator<ElementType>(), veclen_); variance -= distance_(mean, ZeroIterator<ElementType>(), veclen_);
DistanceType tmp = 0; DistanceType tmp = 0;