A Copy-Augmented Generative Model for Open-Domain Question Answering Shuang Liu author Dong Wang author Xiaoguang Li author Minghui Huang author Meizhen Ding author 2022-05 text Proceedings of the 60th Annual Meeting of the Association for Computational Linguistics (Volume 2: Short Papers) Smaranda Muresan editor Preslav Nakov editor Aline Villavicencio editor Association for Computational Linguistics Dublin, Ireland conference publication liu-etal-2022-copy 10.18653/v1/2022.acl-short.47 https://aclanthology.org/2022.acl-short.47/ 2022-05 435 441