ResearchBenchmarksSpectral Image Reconstruction on Simulation Dataset bin5 3 x 10^3 photonsFollow42.85PSNRFSP-Diff26.033230.399134.76539.1309Feb 8, 2026Evaluation ResultsMethodMethodLinksPSNRSSIMFSP-Diff2026.0242.8598.11DiffIR2026.0239.2596.93CoreDiff2026.0238.7396.23FBPConvNet2026.0238.0195.44TV2026.0235.4993.4Dn-Dp2026.0235.4190.26FBP2026.0226.6842.31