ResearchBenchmarksLearning PDE Solution Operators on 3D PDEsLearning PDE Solution Operators on 3D PDEsFollow119,304Avg ParametersSFO-3,484,790.420,842,846.845,170,48469,498,121.2Jan 23, 2026Evaluation resultsMethodMethodLinksAvg ParametersSFOdimension=3Ddimension=3D2026.01119,304SVD-NOdimension=3Ddimension=3D2026.01125,452FNO and PINOdimension=3Ddimension=3D2026.013,287,780UNetdimension=3Ddimension=3D2026.0122,589,328DeepONetdimension=3Ddimension=3D2026.0152,034,992UNOdimension=3Ddimension=3D2026.0190,221,664