Refining Sample Embeddings with Relation Prototypes to Enhance Continual Relation Extraction Li Cui author Deqing Yang author Jiaxin Yu author Chengwei Hu author Jiayang Cheng author Jingjie Yi author Yanghua Xiao 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 cui-etal-2021-refining 10.18653/v1/2021.acl-long.20 https://aclanthology.org/2021.acl-long.20/ 2021-08 232 243