set range for histogram

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bindhu a
bindhu a on 10 Aug 2016
Edited: bindhu a on 10 Aug 2016
img = imread('underwaterimage.jpg');
figure(1)
imshow(img);title('Input Image');
rr = histeq(img);
figure(2);imshow(rr);title('histo-red Plane');
  • how to set the range of this histogram from 13 to 242
  • the histogram value is generally from 0 to 255

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