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PSNR, Peak Signal to Noise Ratio

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PSNR, Peak Signal to Noise Ratio

by

Suraj Kamya (view profile)

 

Peak Signal to noise ratio

[out]=PSN(orgimg,mimg)
function [out]=PSN(orgimg,mimg)
% PSN is PSNR of Image Peak signal to noise ratio.
% orgimg    = Orignal Image
% mimg      = Modified Image
% Size of two images must be same.

% Code Developed BY : Suraj Kamya
% kamyasuraj@yahoo.com

orgimg =im2double(orgimg);
mimg   =im2double(mimg);

Mse=sum(sum((orgimg-mimg).^2))/(numel(orgimg)); %Mse = Mean square Error
out=10*log10(1/Mse);

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