ResearchBenchmarksOperator Learning on Pipe Structured Mesh (test)Follow0.0031Relative L2 ErrorMSPT0.0025520.0062510.009950.013649Dec 1, 2025Evaluation ResultsMethodMethodLinksRelative L2 ErrorMSPT2025.120.0031Transolver2025.120.0033GNOT2025.120.0047LSM2025.120.005ONO2025.120.0052U-FNO2025.120.0056HT-Net2025.120.0059FactFormer2025.120.006Erwin2025.120.0061geo-FNO2025.120.0067F-FNO2025.120.007WMT2025.120.0077Galerkin2025.120.0098U-NO2025.120.01OFormer2025.120.0168