ResearchBenchmarksPU Classification on Spambase semi-syntheticFollow91.3AUCPUICL73.82878.36482.987.436May 7, 2026Evaluation ResultsMethodMethodLinksAUCAccuracyF1-scorePUICL2026.0591.381.983.5(TED)^n2026.0588.980.682.6EMPU2026.0588.878.681.1uLSIF2026.0585.6——VPU2026.0574.567.164.9