Synchronous Dual Network with Cross-Type Attention for Joint Entity and Relation Extraction Hui Wu author Xiaodong Shi author 2021-11 text Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing Marie-Francine Moens editor Xuanjing Huang editor Lucia Specia editor Scott Wen-tau Yih editor Association for Computational Linguistics Online and Punta Cana, Dominican Republic conference publication wu-shi-2021-synchronous 10.18653/v1/2021.emnlp-main.219 https://aclanthology.org/2021.emnlp-main.219/ 2021-11 2769 2779