UScore: An Effective Approach to Fully Unsupervised Evaluation Metrics for Machine Translation Jonas Belouadi author Steffen Eger author 2023-05 text Proceedings of the 17th Conference of the European Chapter of the Association for Computational Linguistics Andreas Vlachos editor Isabelle Augenstein editor Association for Computational Linguistics Dubrovnik, Croatia conference publication belouadi-eger-2023-uscore 10.18653/v1/2023.eacl-main.27 https://aclanthology.org/2023.eacl-main.27/ 2023-05 358 374