Towards Better Modeling Hierarchical Structure for Self-Attention with Ordered Neurons Jie Hao author Xing Wang author Shuming Shi author Jinfeng Zhang author Zhaopeng Tu author 2019-11 text Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and the 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP) Kentaro Inui editor Jing Jiang editor Vincent Ng editor Xiaojun Wan editor Association for Computational Linguistics Hong Kong, China conference publication hao-etal-2019-towards 10.18653/v1/D19-1135 https://aclanthology.org/D19-1135/ 2019-11 1336 1341