ResearchBenchmarksSpectral Image Reconstruction on Simulation Dataset bin6 3 x 10^3 photonsSpectral Image Reconstruction on Simulation Dataset bin6 3 x 10^3 photonsFollow43.13PSNRFSP-Diff25.314829.939934.56539.1901Feb 8, 2026Evaluation resultsMethodMethodLinksPSNRSSIMFSP-Diff2026.0243.1398.18DiffIR2026.0239.6797.16CoreDiff2026.0238.9996.33FBPConvNet2026.0238.1395.65Dn-Dp2026.0235.6290.44TV2026.0234.5193.46FBP2026.022638.4