ResearchBenchmarksRetrieval on JD.COM headRetrieval on JD.COM headFollow17.9Hallucination RateSA2CRQ17.588819.689421.7923.8906Feb 27, 2026Evaluation resultsMethodMethodLinksHallucination RateRecall@500Recall@1kRecall@2kRetrieval Performance Score (Ret-Per)SA2CRQtau (early-stopping th...tau (early-stopping threshold)=2e-62026.0217.970.8576.2878.2940TIGER2026.0225.274.476.8677.72572RQ-Kmeans2026.0225.6872.674.4975.18459