Opinion Tree Parsing for Aspect-based Sentiment Analysis Xiaoyi Bao author Xiaotong Jiang author Zhongqing Wang author Yue Zhang author Guodong Zhou author 2023-07 text Findings of the Association for Computational Linguistics: ACL 2023 Anna Rogers editor Jordan Boyd-Graber editor Naoaki Okazaki editor Association for Computational Linguistics Toronto, Canada conference publication bao-etal-2023-opinion 10.18653/v1/2023.findings-acl.505 https://aclanthology.org/2023.findings-acl.505/ 2023-07 7971 7984