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Hi. I am using psnr to find the peak snr of image. what is the unit of the peak snr returned by psnr function? is it db by default? if not then how to convert it into dbs.

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Hafeez 2017-8-21

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https://ww2.mathworks.cn/matlabcentral/answers/353537-hi-i-am-using-psnr-to-find-the-peak-snr-of-image-what-is-the-unit-of-the-peak-snr-returned-by-psnr

PEAKSNR = psnr(A, REF)

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