CIL: Contrastive Instance Learning Framework for Distantly Supervised Relation Extraction Tao Chen author Haizhou Shi author Siliang Tang author Zhigang Chen author Fei Wu author Yueting Zhuang author 2021-08 text Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing (Volume 1: Long Papers) Chengqing Zong editor Fei Xia editor Wenjie Li editor Roberto Navigli editor Association for Computational Linguistics Online conference publication chen-etal-2021-cil 10.18653/v1/2021.acl-long.483 https://aclanthology.org/2021.acl-long.483/ 2021-08 6191 6200