ResearchBenchmarksLearning PDE Solution Operators on 1D Cahn-HilliardLearning PDE Solution Operators on 1D Cahn-HilliardFollow0.08Mean L2 Relative ErrorSFO-2.989217.727938.44559.1621Jan 23, 2026Evaluation resultsMethodMethodLinksMean L2 Relative ErrorSFOCategory=OursCategory=Ours2026.010.08FNOCategory=FourierCategory=Fourier2026.010.13PINOCategory=PINN, FourierCategory=PINN, Fourier2026.010.16SVD-NOCategory=SVD KernelCategory=SVD Kernel2026.010.47UNOCategory=FourierCategory=Fourier2026.010.56MPNNCategory=Graph (Local)Category=Graph (Local)2026.010.59DeepONetCategory=DeepONetCategory=DeepONet2026.018.86UNetCategory=Neural surrogateCategory=Neural surrogate2026.0176.81