Adapting to All Domains at Once: Rewarding Domain Invariance in SMT Hoang Cuong author Khalil Sima’an author Ivan Titov author 2016 text journal article Transactions of the Association for Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal cuong-etal-2016-adapting 10.1162/tacl_a_00086 https://aclanthology.org/Q16-1008/ 2016 4 99 112