Extracting Entities and Relations with Joint Minimum Risk Training Changzhi Sun author Yuanbin Wu author Man Lan author Shiliang Sun author Wenting Wang author Kuang-Chih Lee author Kewen Wu author 2018-oct-nov text Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing Ellen Riloff editor David Chiang editor Julia Hockenmaier editor Jun’ichi Tsujii editor Association for Computational Linguistics Brussels, Belgium conference publication sun-etal-2018-extracting 10.18653/v1/D18-1249 https://aclanthology.org/D18-1249/ 2018-oct-nov 2256 2265