EMD 2947 modules/imgproc/include/opencv2/imgproc.hpp CV_EXPORTS float EMD( InputArray signature1, InputArray signature2, EMD 81 modules/imgproc/test/test_emd.cpp float emd = EMD( _w1, _w2, -1, _cost ); EMD 294 modules/shape/src/hist_cost.cpp costMatrix.at<float>(i,j) = cv::EMD(sig1, sig2, flag);