Answer-driven Deep Question Generation based on Reinforcement Learning Liuyin Wang author Zihan Xu author Zibo Lin author Haitao Zheng author Ying Shen 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-answer 10.18653/v1/2020.coling-main.452 https://aclanthology.org/2020.coling-main.452/ 2020-12 5159 5170