How to convert original image into complement image using MATLAB?

 Query=> How to convert original  image into complement image using MATLAB?...

Ans=> To convert original image into complement image we have to use the syntax “imcomplement”...An example is given below for reference...

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

b=imcomplement(a);                  %taking complement

figure,                                         %opening figure window

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

subplot(1,2,2),subimage(b);title('complement image');      %display gray image

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