Generation-Augmented Retrieval for Open-Domain Question Answering Yuning Mao author Pengcheng He author Xiaodong Liu author Yelong Shen author Jianfeng Gao author Jiawei Han author Weizhu Chen author 2021-08 text Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing (Volume 1: Long Papers) Chengqing Zong editor Fei Xia editor Wenjie Li editor Roberto Navigli editor Association for Computational Linguistics Online conference publication mao-etal-2021-generation 10.18653/v1/2021.acl-long.316 https://aclanthology.org/2021.acl-long.316/ 2021-08 4089 4100