ResearchBenchmarksLearning PDE Solution Operators on 1D PDEsLearning PDE Solution Operators on 1D PDEsFollow283,413Avg Learnable ParametersSFO156,700.041,012,012.521,867,3252,722,637.48Jan 23, 2026Evaluation resultsMethodMethodLinksAvg Learnable ParametersSFOdimension=1Ddimension=1D2026.01283,413FNO and PINOdimension=1Ddimension=1D2026.01300,325SVD-NOdimension=1Ddimension=1D2026.01586,193UNOdimension=1Ddimension=1D2026.011,097,051UNetdimension=1Ddimension=1D2026.012,711,109DeepONetdimension=1Ddimension=1D2026.013,451,237