ResearchBenchmarksSpectral Image Reconstruction on Simulation Dataset 3 x 10^3 photons (bin1)Spectral Image Reconstruction on Simulation Dataset 3 x 10^3 photons (bin1)Follow39.9PSNRFSP-Diff24.393628.419332.44536.4707Feb 8, 2026Evaluation resultsMethodMethodLinksPSNRSSIMFSP-Diff2026.0239.997.2DiffIR2026.0236.9995.45FBPConvNet2026.0236.1193.56CoreDiff2026.0235.8593.72Dn-Dp2026.0233.1386.6TV2026.0232.8389.88FBP2026.0224.9934.07