Recovering Question Answering Errors via Query Revision Semih Yavuz author Izzeddin Gur author Yu Su author Xifeng Yan author 2017-09 text Proceedings of the 2017 Conference on Empirical Methods in Natural Language Processing Martha Palmer editor Rebecca Hwa editor Sebastian Riedel editor Association for Computational Linguistics Copenhagen, Denmark conference publication yavuz-etal-2017-recovering 10.18653/v1/D17-1094 https://aclanthology.org/D17-1094/ 2017-09 903 909