Unsupervised Fact Checking by Counter-Weighted Positive and Negative Evidential Paths in A Knowledge Graph Jiseong Kim author Key-sun Choi author 2020-12 text Proceedings of the 28th International Conference on Computational Linguistics Donia Scott editor Nuria Bel editor Chengqing Zong editor International Committee on Computational Linguistics Barcelona, Spain (Online) conference publication kim-choi-2020-unsupervised 10.18653/v1/2020.coling-main.147 https://aclanthology.org/2020.coling-main.147/ 2020-12 1677 1686