The MIT-LL/AFRL IWSLT-2009 MT system Wade Shen author Brian Delaney author A Ryan Aminzadeh author Tim Anderson author Ray Slyh author 2009-dec 1-2 text Proceedings of the 6th International Workshop on Spoken Language Translation: Evaluation Campaign Tokyo, Japan conference publication shen-etal-2009-mit https://aclanthology.org/2009.iwslt-evaluation.11/ 2009-dec 1-2 71 78