ResearchBenchmarksLearning PDE Solution Operators on 2D PDEsLearning PDE Solution Operators on 2D PDEsFollow406,053Average ParametersSFO-16,743,457.299,015,736.65214,774,930.5330,534,124.35Jan 23, 2026Evaluation resultsMethodMethodLinksAverage ParametersSFOdimension=2Ddimension=2D2026.01406,053FNO and PINOdimension=2Ddimension=2D2026.01478,277SVD-NOdimension=2Ddimension=2D2026.01973,289UNetdimension=2Ddimension=2D2026.012,711,109UNOdimension=2Ddimension=2D2026.015,984,051DeepONetdimension=2Ddimension=2D2026.01429,143,808