calc_error       1830 apps/traincascade/old_ml_boost.cpp float CvBoost::calc_error( CvMLData* _data, int type, std::vector<float> *resp )
calc_error       3317 apps/traincascade/old_ml_tree.cpp float CvDTree::calc_error( CvMLData* _data, int type, std::vector<float> *resp )
calc_error       1261 modules/ml/src/gbt.cpp CvGBTrees::calc_error( CvMLData* _data, int type, std::vector<float> *resp )