Improving Syntax-Augmented Machine Translation by Coarsening the Label Set Greg Hanneman author Alon Lavie author 2013-06 text Proceedings of the 2013 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies Lucy Vanderwende editor Hal Daumé III editor Katrin Kirchhoff editor Association for Computational Linguistics Atlanta, Georgia conference publication hanneman-lavie-2013-improving https://aclanthology.org/N13-1029/ 2013-06 288 297