REAM\sharp: An Enhancement Approach to Reference-based Evaluation Metrics for Open-domain Dialog Generation Jun Gao author Wei Bi author Ruifeng Xu author Shuming Shi author 2021-08 text Findings of the Association for Computational Linguistics: ACL-IJCNLP 2021 Chengqing Zong editor Fei Xia editor Wenjie Li editor Roberto Navigli editor Association for Computational Linguistics Online conference publication gao-etal-2021-ream 10.18653/v1/2021.findings-acl.220 https://aclanthology.org/2021.findings-acl.220/ 2021-08 2487 2500