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fix inintial weighting

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This commit is contained in:
marina.kolpakova 2012-12-13 14:31:28 +04:00
parent a8d0e04912
commit 1f01052955
1 changed files with 2 additions and 2 deletions
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4
apps/sft/octave.cpp
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@ -382,8 +382,8 @@ void sft::Octave::write( cv::FileStorage &fso, const Mat& thresholds) const
void sft::Octave::initial_weights(double (&p)[2]) void sft::Octave::initial_weights(double (&p)[2])
{ {
double n = data->sample_count; double n = data->sample_count;
p[0] = n / (double)(nnegatives) ; p[0] = n / (2. * (double)(nnegatives));
p[1] = n / (double)(npositives); p[1] = n / (2. * (double)(npositives));
} }
bool sft::Octave::train(const Dataset& dataset, const FeaturePool& pool, int weaks, int treeDepth) bool sft::Octave::train(const Dataset& dataset, const FeaturePool& pool, int weaks, int treeDepth)