A Self-Training Method for Machine Reading Comprehension with Soft Evidence Extraction Yilin Niu author Fangkai Jiao author Mantong Zhou author Ting Yao author Jingfang Xu author Minlie Huang 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 niu-etal-2020-self 10.18653/v1/2020.acl-main.361 https://aclanthology.org/2020.acl-main.361/ 2020-07 3916 3927