remove this error for adaptive thresholding

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sonu 2013-5-25

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https://ww2.mathworks.cn/matlabcentral/answers/76951-remove-this-error-for-adaptive-thresholding

HI i want to used adaptive thresholding on to the image but i have get some error can any one help me to remove this error I = imread('C:\Users\sonu\Desktop\oooooo.png'); figure, imshow(I), title('Original Image'); function y = adapt_thresh(x) y = im2bw(x,graythresh(x)); I_thresh = blkproc(I,[10 10],@adapt_thresh);

ERROR ??? Subscripted assignment dimension mismatch.

Error in ==> blkproc at 89 aa(border(1)+(1:ma),border(2)+(1:na)) = a;

Error in ==> adapt at 7 I_thresh = blkproc(I,[10 10],@adapt_thresh);

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Answer 1

Image Analyst 2013-5-25

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https://ww2.mathworks.cn/matlabcentral/answers/76951-remove-this-error-for-adaptive-thresholding#answer_86594

编辑：Image Analyst 2013-5-25

You are aware that there is a built in function to do this (CLAHE) called adapthisteq(), don't you? You don't have to reinvent a version of it (that lacks the contrast limiting benefits of it).