How to enhance contrast of image using histogram equalization in MATLAB?

Query=> How to enhance contrast of image using histogram equalization in MATLAB?...

Ans=> To enhance contrast using histogram equalization we have to use the syntax “histeq”...An example is given below for reference...

a=imread('cameraman.tif');        %reading an image

b=histeq(a);                      %taking complement

figure,                           %opening figure window

subplot(1,2,1),subimage(a);title('original image');              %display gray image

subplot(1,2,2),subimage(b);title('hist equalized image');        %display histeq 

 image

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