A Learning-Exploring Method to Generate Diverse Paraphrases with Multi-Objective Deep Reinforcement Learning Mingtong Liu author Erguang Yang author Deyi Xiong author Yujie Zhang author Yao Meng author Changjian Hu author Jinan Xu author Yufeng Chen 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 liu-etal-2020-learning 10.18653/v1/2020.coling-main.209 https://aclanthology.org/2020.coling-main.209/ 2020-12 2310 2321