ResearchBenchmarks2-D Shallow Water Simulation (64^2 to 128^2 OOD)2-D Shallow Water Simulation (64^2 to 128^2 OOD)Follow0.1069OOD ErrorPACE-FNO0.0808040.2569520.43310.609248May 18, 2026Evaluation resultsMethodMethodLinksOOD ErrorOOD Inference Time (s)PACE-FNOMode=one-shotMode=one-shot2026.050.10690.2952PACE-FNOMode=Test-Time AdaptationMode=Test-Time Adaptation2026.050.10718.1388FNOAugmentation=YesAugmentation=Yes2026.050.51360.1503FNOAugmentation=NoneAugmentation=None2026.050.7260.1501GFNO2026.050.75930.7161