Back to the Future: Unsupervised Backprop-based Decoding for Counterfactual and Abductive Commonsense Reasoning Lianhui Qin author Vered Shwartz author Peter West author Chandra Bhagavatula author Jena D Hwang author Ronan Le Bras author Antoine Bosselut author Yejin Choi author 2020-11 text Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing (EMNLP) Bonnie Webber editor Trevor Cohn editor Yulan He editor Yang Liu editor Association for Computational Linguistics Online conference publication qin-etal-2020-back 10.18653/v1/2020.emnlp-main.58 https://aclanthology.org/2020.emnlp-main.58/ 2020-11 794 805