Lattice-based System Combination for Statistical Machine Translation Yang Feng author Yang Liu author Haitao Mi author Qun Liu author Yajuan Lü author 2009-08 text Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing Philipp Koehn editor Rada Mihalcea editor Association for Computational Linguistics Singapore conference publication feng-etal-2009-lattice https://aclanthology.org/D09-1115/ 2009-08 1105 1113