GRUEN for Evaluating Linguistic Quality of Generated Text Wanzheng Zhu author Suma Bhat author 2020-11 text Findings of the Association for Computational Linguistics: EMNLP 2020 Trevor Cohn editor Yulan He editor Yang Liu editor Association for Computational Linguistics Online conference publication zhu-bhat-2020-gruen 10.18653/v1/2020.findings-emnlp.9 https://aclanthology.org/2020.findings-emnlp.9/ 2020-11 94 108