(八)OpenCV人脸识别_01_方差与协方差

计算N维数据的平均值meanStdDev(均值及标准差) 方差 协方差calcCovarMatrix #include #include #include using namespace std; using namespace cv; int main(int argc, char** argv) { Mat src; src = imread(../path.jpg); if (src.empty()) { cout << could not load image... << endl; return -1; } namedWindow(src