A Comparison of Sentence-Weighting Techniques for NMT Simon Rieß author Matthias Huck author Alex Fraser author 2021-08 text Proceedings of Machine Translation Summit XVIII: Research Track Kevin Duh editor Francisco Guzmán editor Association for Machine Translation in the Americas Virtual conference publication riess-etal-2021-comparison https://aclanthology.org/2021.mtsummit-research.15/ 2021-08 176 187