Peak Signal-to-Noise Ratio

Version 1.0.0.0 (1.2 KB) by brahim ouali
measure the quality of reconstruction of the image compressed compared to the image original
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Updated 4 Mar 2013

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function [A] = psnr(image,image_prime,M,N)
comparison between "image" and "image_prime"
"M , N" size of "image" (the two images must be of the same size)
The typical values of PSNR for images of good quality vary between 30 and 40 dB.

Cite As

brahim ouali (2026). Peak Signal-to-Noise Ratio (https://www.mathworks.com/matlabcentral/fileexchange/40612-peak-signal-to-noise-ratio), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2008b
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Version Published Release Notes
1.0.0.0