ResearchBenchmarksUncertainty Quantification on HotpotQAFollow0.395Base ErrorOntoGraphRAG0.375250.3851250.3950.404875Jun 22, 2026Evaluation ResultsMethodMethodLinksBase ErrorSD-UQ AUCSEU AUCGPS-risk AUCBest Single ScoreCombined AUCCombined AURECOntoGraphRAGn=238n=2382026.060.3950.6350.4770.5510.6350.5730.326