Comparing Rating Scales and Preference Judgements in Language Evaluation Anja Belz author Eric Kow author 2010-07 text Proceedings of the 6th International Natural Language Generation Conference John Kelleher editor Brian Mac Namee editor Ielka van der Sluis editor Association for Computational Linguistics conference publication belz-kow-2010-comparing https://aclanthology.org/W10-4201/ 2010-07