Improving Translation Quality by Discarding Most of the Phrasetable Howard Johnson author Joel Martin author George Foster author Roland Kuhn author 2007-06 text Proceedings of the 2007 Joint Conference on Empirical Methods in Natural Language Processing and Computational Natural Language Learning (EMNLP-CoNLL) Jason Eisner editor Association for Computational Linguistics Prague, Czech Republic conference publication johnson-etal-2007-improving https://aclanthology.org/D07-1103/ 2007-06 967 975