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Merge pull request #1224 from mbarnach:pca_io

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Roman Donchenko
2013-09-03 18:43:54 +04:00
committed by OpenCV Buildbot
parent fc37df05ec ff85575b28
commit 79457f8f49
3 changed files with 51 additions and 0 deletions
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21
modules/core/src/matmul.cpp
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@@ -2911,6 +2911,27 @@ PCA& PCA::operator()(InputArray _data, InputArray __mean, int flags, int maxComp
return *this;
}
void PCA::write(FileStorage& fs ) const
{
CV_Assert( fs.isOpened() );
fs << "name" << "PCA";
fs << "vectors" << eigenvectors;
fs << "values" << eigenvalues;
fs << "mean" << mean;
}
void PCA::read(const FileNode& fs)
{
CV_Assert( !fs.empty() );
String name = (String)fs["name"];
CV_Assert( name == "PCA" );
cv::read(fs["vectors"], eigenvectors);
cv::read(fs["values"], eigenvalues);
cv::read(fs["mean"], mean);
}
template <typename T>
int computeCumulativeEnergy(const Mat& eigenvalues, double retainedVariance)
{