ResearchBenchmarksSuper Resolution on FFHQ Speckle noise 256x256 (test)Follow27.36PSNRNA-NHMC21.58823.086524.58526.0835Apr 18, 2026Evaluation ResultsMethodMethodLinksPSNRSSIMLPIPSNA-NHMCScale=x4Scale=x42026.0427.3676.80.29DPSScale=x4Scale=x42026.042776.10.246DMPlugScale=x4Scale=x42026.0426.7968.90.336ReSampleScale=x4Scale=x42026.0426.1773.30.387DiffPIRScale=x4Scale=x42026.0425.9173.30.324DAPSScale=x4Scale=x42026.0424.4859.70.442SITCOMScale=x4Scale=x42026.0423.16600.425RED-diffScale=x4Scale=x42026.0421.8148.10.516