Left language model state for syntactic machine translation Kenneth Heafield author Hieu Hoang author Philipp Koehn author Tetsuo Kiso author Marcello Federico author 2011-dec 8-9 text Proceedings of the 8th International Workshop on Spoken Language Translation: Evaluation Campaign Marcello Federico editor Mei-Yuh Hwang editor Margit Rödder editor Sebastian Stüker editor San Francisco, California conference publication heafield-etal-2011-left https://aclanthology.org/2011.iwslt-evaluation.24/ 2011-dec 8-9 183 190