Finding the correlation coefficient between two images

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Maame Afrifa
Maame Afrifa on 9 Jul 2019
Commented: Maame Afrifa on 12 Jul 2019
Can you please help me on how to find the correlation coefficient between two images? thanks

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Answers (1)

Bjorn Gustavsson
Bjorn Gustavsson on 10 Jul 2019
You should be able to get the 2 x 2 correlation matrix this way:
ImgCorr = corrcoef(double(Im1(:)),double(Im2(:)));
From that you can take element 1,2 or element 2,1 as the correlation coefficient.
HTH

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