Multi-Source Neural Machine Translation with Data Augmentation Yuta Nishimura author Katsuhito Sudoh author Graham Neubig author Satoshi Nakamura author 2018-oct 29-30 text Proceedings of the 15th International Conference on Spoken Language Translation Marco Turchi editor Jan Niehues editor Marcello Frederico editor International Conference on Spoken Language Translation Brussels conference publication nishimura-etal-2018-multisource https://aclanthology.org/2018.iwslt-1.7/ 2018-oct 29-30 48 53