Reproducible and Efficient Benchmarks for Hyperparameter Optimization of Neural Machine Translation Systems Xuan Zhang author Kevin Duh author 2020 text journal article Transactions of the Association for Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal zhang-duh-2020-reproducible 10.1162/tacl_a_00322 https://aclanthology.org/2020.tacl-1.26/ 2020 8 393 408