TREA: Tree-Structure Reasoning Schema for Conversational Recommendation Wendi Li author Wei Wei author Xiaoye Qu author Xian-Ling Mao author Ye Yuan author Wenfeng Xie author Dangyang Chen author 2023-07 text Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Anna Rogers editor Jordan Boyd-Graber editor Naoaki Okazaki editor Association for Computational Linguistics Toronto, Canada conference publication li-etal-2023-trea 10.18653/v1/2023.acl-long.167 https://aclanthology.org/2023.acl-long.167/ 2023-07 2970 2982