用matlab做出灰度图像的灰度直方图

• yemingzhi2012 发布于
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pic=imread('1.jpg'); data=rgb2gray(pic); figure;imshow(data); num=ones(1,256); for i=0:255 temp=find(data==i); num(i+1)=length(temp); end k=0:255; subplot(121) stem(k,num); axis([0 255 0 max(num)+100]...