Sequence-to-Sequence Data Augmentation for Dialogue Language Understanding Yutai Hou author Yijia Liu author Wanxiang Che author Ting Liu author 2018-08 text Proceedings of the 27th International Conference on Computational Linguistics Emily M Bender editor Leon Derczynski editor Pierre Isabelle editor Association for Computational Linguistics Santa Fe, New Mexico, USA conference publication hou-etal-2018-sequence https://aclanthology.org/C18-1105/ 2018-08 1234 1245