Long-Tailed Question Answering in an Open World Yi Dai author Hao Lang author Yinhe Zheng author Fei Huang author Yongbin Li author 2023-07 text Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Anna Rogers editor Jordan Boyd-Graber editor Naoaki Okazaki editor Association for Computational Linguistics Toronto, Canada conference publication dai-etal-2023-long 10.18653/v1/2023.acl-long.351 https://aclanthology.org/2023.acl-long.351/ 2023-07 6362 6382