Unsupervised Out-of-Domain Detection via Pre-trained Transformers Keyang Xu author Tongzheng Ren author Shikun Zhang author Yihao Feng author Caiming Xiong 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 xu-etal-2021-unsupervised 10.18653/v1/2021.acl-long.85 https://aclanthology.org/2021.acl-long.85/ 2021-08 1052 1061