Multi-Level Structured Self-Attentions for Distantly Supervised Relation Extraction Jinhua Du author Jingguang Han author Andy Way author Dadong Wan 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 du-etal-2018-multi 10.18653/v1/D18-1245 https://aclanthology.org/D18-1245/ 2018-oct-nov 2216 2225