ResearchBenchmarksTime-series imputation on ETTh1 30-day gapFollow0.0276MSEDiff.0.0254480.0399740.05450.069026Apr 30, 2026Evaluation ResultsMethodMethodLinksMSEDiff.Variant=SPLICE-DiffusionVariant=SPLICE-Diffusion2026.040.0276Seasonal2026.040.0286BRITS2026.040.0321FM-AVariant=SPLICE-Flow Ma...Variant=SPLICE-Flow Matching2026.040.0339BridgeVariant=SPLICE-BridgeVariant=SPLICE-Bridge2026.040.0352SAITS2026.040.0577TimesNet2026.040.0699CSDI2026.040.0814