PSNR below 15 dB in papers likely means the metric was misused, researcher warns
kwangmoo_yi · x · 2026-10-27
Researcher kwangmooyi calls out questionable PSNR reporting: two random web images already give 10 dB PSNR, so papers reporting PSNR below 15 dB are almost certainly using the wrong metric or alignment — a red flag for reviewers and readers.
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