两个向量之间的OpenCV欧几里德距离

Question

我想计算两个向量之间的欧氏距离(或两个Matrx行,无关紧要).在OpenCV中是否有一个很好的功能？

Answer 1

是.

Mat a,b; // num of rows/cols/channels does not matter, they just have to be equal for both

double dist = norm(a,b,NORM_L2);