A Unified Generative Framework for Aspect-based Sentiment Analysis Hang Yan author Junqi Dai author Tuo Ji author Xipeng Qiu author Zheng Zhang author 2021-08 text Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing (Volume 1: Long Papers) Chengqing Zong editor Fei Xia editor Wenjie Li editor Roberto Navigli editor Association for Computational Linguistics Online conference publication yan-etal-2021-unified 10.18653/v1/2021.acl-long.188 https://aclanthology.org/2021.acl-long.188/ 2021-08 2416 2429