UniRE: A Unified Label Space for Entity Relation Extraction Yijun Wang author Changzhi Sun author Yuanbin Wu author Hao Zhou author Lei Li author Junchi Yan 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 wang-etal-2021-unire 10.18653/v1/2021.acl-long.19 https://aclanthology.org/2021.acl-long.19/ 2021-08 220 231