Multi-Task Learning for Conversational Question Answering over a Large-Scale Knowledge Base Tao Shen author Xiubo Geng author Tao Qin author Daya Guo author Duyu Tang author Nan Duan author Guodong Long author Daxin Jiang author 2019-11 text Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and the 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP) Kentaro Inui editor Jing Jiang editor Vincent Ng editor Xiaojun Wan editor Association for Computational Linguistics Hong Kong, China conference publication shen-etal-2019-multi 10.18653/v1/D19-1248 https://aclanthology.org/D19-1248/ 2019-11 2442 2451