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Merge pull request #26046 from ivafanas:speedup_random_forest_get_votes

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speedup random forest getVotes method.
This commit is contained in:
Alexander Smorkalov 2024-08-20 14:19:21 +03:00 committed by GitHub
commit ec2e2da1fe
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1 changed files with 4 additions and 2 deletions
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6
modules/ml/src/rtrees.cpp
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@ -388,9 +388,10 @@ public:
results = output.getMat();
for( i = 0; i < nsamples; i++ )
{
const Mat sampleRow = samples.row(i);
for( j = 0; j < ntrees; j++ )
{
float val = predictTrees( Range(j, j+1), samples.row(i), flags);
float val = predictTrees( Range(j, j+1), sampleRow, flags);
results.at<float> (i, j) = val;
}
}
@ -408,9 +409,10 @@ public:
for( i = 0; i < nsamples; i++ )
{
votes.clear();
const Mat sampleRow = samples.row(i);
for( j = 0; j < ntrees; j++ )
{
int val = (int)predictTrees( Range(j, j+1), samples.row(i), flags);
int val = (int)predictTrees( Range(j, j+1), sampleRow, flags);
votes.push_back(val);
}