GraphRel: Modeling Text as Relational Graphs for Joint Entity and Relation Extraction Tsu-Jui Fu author Peng-Hsuan Li author Wei-Yun Ma author 2019-07 text Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics Anna Korhonen editor David Traum editor Lluís Màrquez editor Association for Computational Linguistics Florence, Italy conference publication fu-etal-2019-graphrel 10.18653/v1/P19-1136 https://aclanthology.org/P19-1136/ 2019-07 1409 1418