matlab代码的问题，请大神帮忙解答一下

Question

matlab环境中

 [a,b] = find(image>=0.15&image<=1);
 B = [a,b];
 mean1 = mean(B,1);             
 meany = mean1(1,1);
 meanx = mean1(1,2);

这里的meany和meanX分别是什么

Answer 1

https://www.zhihu.com/question/29147993