ResearchBenchmarksBilevel Optimization on Coupled Non-Convex Ridge LandscapeBilevel Optimization on Coupled Non-Convex Ridge LandscapeFollow-0.0001Final LossBiSLS-0.000058-0.000043-0.000028-0.000013Jun 21, 2026Evaluation resultsMethodMethodLinksFinal LossStd DevConstraint ErrorGradient NormBiSLSSeeds=5Seeds=52026.06-0.00010.00010.0050.0598MA-SOBASeeds=5Seeds=52026.06-0000AccBOSeeds=5Seeds=52026.06-0000TTSASeeds=5Seeds=52026.06-0000RQ-TTSASeeds=5Seeds=52026.06-0000ψ-VariantSeeds=5, Description=M...Seeds=5, Description=Method without distribution-aware reweighting2026.06-0000