Wang S, Zhang Y, Nguyen C-T. Mitigating the Impact of False Negative in Dense Retrieval with Contrastive Confidence Regularization. AAAI [Internet]. 2024 Mar. 24 [cited 2026 May 13];38(17):19171-9. Available from: https://ojs.aaai.org/index.php/AAAI/article/view/29885