ResearchBenchmarksOperator Learning on Darcy Piecewise Coeff. (test)Follow1.24Relative L2 Error (Test)FNO1.09482.07493.0554.0351Mar 25, 2026Evaluation ResultsMethodMethodLinksRelative L2 Error (Test)FNO#Params=8,413,953, Epo...#Params=8,413,953, Epochs=500, Training Time (s)=11127.402026.031.24LNF-NO#Params=75,997,220, Ep...#Params=75,997,220, Epochs=500, Training Time (s)=1760.752026.033.3DeepONet#Params=15,790,849, Ep...#Params=15,790,849, Epochs=5000, Training Time (s)=36945.352026.034.87