Word- and Sentence-Level Confidence Measures for Machine Translation Sylvain Raybaud author Caroline Lavecchia author David Langlois author Kamel Smaïli author 2009-may 14–15 text Proceedings of the 13th Annual Conference of the European Association for Machine Translation Lluís Màrquez editor Harold Somers editor European Association for Machine Translation Barcelona, Spain conference publication raybaud-etal-2009-word https://aclanthology.org/2009.eamt-1.15/ 2009-may 14–15