A Question Answering Approach for Emotion Cause Extraction Lin Gui author Jiannan Hu author Yulan He author Ruifeng Xu author Qin Lu author Jiachen Du 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 gui-etal-2017-question 10.18653/v1/D17-1167 https://aclanthology.org/D17-1167/ 2017-09 1593 1602