Ensemble and Reranking: Using Multiple Models in the NICT-2 Neural Machine Translation System at WAT2017 Kenji Imamura author Eiichiro Sumita author 2017-11 text Proceedings of the 4th Workshop on Asian Translation (WAT2017) Toshiaki Nakazawa editor Isao Goto editor Asian Federation of Natural Language Processing Taipei, Taiwan conference publication imamura-sumita-2017-ensemble https://aclanthology.org/W17-5711/ 2017-11 127 134