Dual Dynamic Memory Network for End-to-End Multi-turn Task-oriented Dialog Systems Jian Wang author Junhao Liu author Wei Bi author Xiaojiang Liu author Kejing He author Ruifeng Xu author Min Yang 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 wang-etal-2020-dual 10.18653/v1/2020.coling-main.362 https://aclanthology.org/2020.coling-main.362/ 2020-12 4100 4110