Phrase-aware Unsupervised Constituency Parsing Xiaotao Gu author Yikang Shen author Jiaming Shen author Jingbo Shang author Jiawei Han author 2022-05 text Proceedings of the 60th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Smaranda Muresan editor Preslav Nakov editor Aline Villavicencio editor Association for Computational Linguistics Dublin, Ireland conference publication gu-etal-2022-phrase 10.18653/v1/2022.acl-long.444 https://aclanthology.org/2022.acl-long.444/ 2022-05 6406 6415