ResearchBenchmarksMultiphysics Inverse Reconstruction on PWR SubchannelMultiphysics Inverse Reconstruction on PWR SubchannelFollow0.37Mean Relative L2 Error (v)VIRSO0.18521.43262.683.9274Apr 2, 2026Evaluation resultsMethodMethodLinksMean Relative L2 Error (v)Mean Relative L2 Error (T)Mean Relative L2 Error (k)Mean Relative L2 Error (Overall)VIRSOParameters=0.34 MParameters=0.34 M2026.040.370.280.880.51NOMADParameters=0.42 MParameters=0.42 M2026.040.390.270.960.54Geo-FNOParameters=2.70 MParameters=2.70 M2026.041.551.062.881.83GNOParameters=0.27 MParameters=0.27 M2026.044.990.53.472.99