OpenKiwi: An Open Source Framework for Quality Estimation Fabio Kepler author Jonay Trénous author Marcos Treviso author Miguel Vera author André F T Martins author 2019-07 text Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics: System Demonstrations Marta R Costa-jussà editor Enrique Alfonseca editor Association for Computational Linguistics Florence, Italy conference publication kepler-etal-2019-openkiwi 10.18653/v1/P19-3020 https://aclanthology.org/P19-3020/ 2019-07 117 122