A Deep Generative Distance-Based Classifier for Out-of-Domain Detection with Mahalanobis Space Hong Xu author Keqing He author Yuanmeng Yan author Sihong Liu author Zijun Liu author Weiran Xu author 2020-12 text Proceedings of the 28th International Conference on Computational Linguistics Donia Scott editor Nuria Bel editor Chengqing Zong editor International Committee on Computational Linguistics Barcelona, Spain (Online) conference publication xu-etal-2020-deep 10.18653/v1/2020.coling-main.125 https://aclanthology.org/2020.coling-main.125/ 2020-12 1452 1460