Learning to Ask More: Semi-Autoregressive Sequential Question Generation under Dual-Graph Interaction Zi Chai author Xiaojun Wan author 2020-07 text Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics Dan Jurafsky editor Joyce Chai editor Natalie Schluter editor Joel Tetreault editor Association for Computational Linguistics Online conference publication chai-wan-2020-learning 10.18653/v1/2020.acl-main.21 https://aclanthology.org/2020.acl-main.21/ 2020-07 225 237