Lexically Constrained Neural Machine Translation with Levenshtein Transformer Raymond Hendy Susanto author Shamil Chollampatt author Liling Tan author 2020-07 text Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics Dan Jurafsky editor Joyce Chai editor Natalie Schluter editor Joel Tetreault editor Association for Computational Linguistics Online conference publication susanto-etal-2020-lexically 10.18653/v1/2020.acl-main.325 https://aclanthology.org/2020.acl-main.325/ 2020-07 3536 3543