Hyperlink-induced Pre-training for Passage Retrieval in Open-domain Question Answering Jiawei Zhou author Xiaoguang Li author Lifeng Shang author Lan Luo author Ke Zhan author Enrui Hu author Xinyu Zhang author Hao Jiang author Zhao Cao author Fan Yu author Xin Jiang author Qun Liu author Lei Chen author 2022-05 text Proceedings of the 60th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Smaranda Muresan editor Preslav Nakov editor Aline Villavicencio editor Association for Computational Linguistics Dublin, Ireland conference publication zhou-etal-2022-hyperlink 10.18653/v1/2022.acl-long.493 https://aclanthology.org/2022.acl-long.493/ 2022-05 7135 7146