Synchronous Double-channel Recurrent Network for Aspect-Opinion Pair Extraction Shaowei Chen author Jie Liu author Yu Wang author Wenzheng Zhang author Ziming Chi author 2020-07 text Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics Dan Jurafsky editor Joyce Chai editor Natalie Schluter editor Joel Tetreault editor Association for Computational Linguistics Online conference publication chen-etal-2020-synchronous 10.18653/v1/2020.acl-main.582 https://aclanthology.org/2020.acl-main.582/ 2020-07 6515 6524