Improving Factual Consistency of Abstractive Summarization via Question Answering Feng Nan author Cicero Nogueira dos Santos author Henghui Zhu author Patrick Ng author Kathleen McKeown author Ramesh Nallapati author Dejiao Zhang author Zhiguo Wang author Andrew O Arnold author Bing Xiang 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 nan-etal-2021-improving 10.18653/v1/2021.acl-long.536 https://aclanthology.org/2021.acl-long.536/ 2021-08 6881 6894