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Metrics.hpp

countNaN

int countNaN(cv::InputArray src)

Usage

NaNの数を返します．
CV_32FかCV_64F専用です．

Optimization

  • OpenCV

countInf

int countInf(cv::InputArray src)

Usage

Infの数を返します．
CV_32FかCV_64F専用です．

Optimization

  • OpenCV

countDenormalizedNumber

int countDenormalizedNumber(cv::InputArray src)

Usage

非正規化数（subnormal number or denomlized number）の数を返します．
CV_32FかCV_64F専用です．
非正規化数が浮動小数点に入っていると演算が非常に重たくなります．

Optimization

  • OpenCV

countDenormalizedNumberRatio

double countDenormalizedNumberRatio(cv::InputArray src)

Usage

非正規化数（subnormal number or denomlized number）が全体に占める割合(0～1)を返します．
CV_32FかCV_64F専用です．

Optimization

  • OpenCV