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chde222(conanwj´ú·¢): ½ð±Ò+3, ¸ÐлӦÖú 2017-05-26 20:15:39
https://www.mathworks.com/help/matlab/ref/imread.html?searchHighlight=imread&s_tid=doc_srchtitle
https://www.mathworks.com/help/matlab/ref/histogram.html
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a = imread('ngc6543a.jpg');
h = histogram(a)

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