An Exploration of Placeholding in Neural Machine Translation Matt Post author Shuoyang Ding author Marianna Martindale author Winston Wu author 2019-08 text Proceedings of Machine Translation Summit XVII: Research Track Mikel Forcada editor Andy Way editor Barry Haddow editor Rico Sennrich editor European Association for Machine Translation Dublin, Ireland conference publication post-etal-2019-exploration https://aclanthology.org/W19-6618/ 2019-08 182 192