ResearchBenchmarksTraining Time for Learning PDE Solution Operators on 1D Diffusion-SorptionTraining Time for Learning PDE Solution Operators on 1D Diffusion-SorptionFollow1.48Training Time per Epoch (s)FNO1.34122.27813.2154.1519Jan 23, 2026Evaluation resultsMethodMethodLinksTraining Time per Epoch (s)FNO2026.011.48DeepONet2026.011.52SFO2026.011.64UNO2026.011.98PINO2026.012.11UNet2026.012.39SVD-NO2026.014.95