i am executing the code below and getting the error"Index exceeds matrix dimensions. Error in principale_peppers (line 7) g=X(:,:,2)/255" can anyone help.

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tina jain
tina jain on 2 Mar 2015
Answered: Luuk van Oosten on 2 Mar 2015
X=imread('d:\images\peppers.bmp'); X=double(X); [l1,l2,l3]=size(X);
r=X(:,:,1)/255; g=X(:,:,2)/255; b=X(:,:,3)/255;

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Accepted Answer

Luuk van Oosten
Luuk van Oosten on 2 Mar 2015
Have a look here at the answer, or any other previous answered questions regarding 'index exceeds matrix dimensions' problems around this forum.
You are trying to access a value in your matrix that does not exists.

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