Sentence-level confidence estimation for MT Lucia Specia author Nicola Cancedda author Marc Dymetman author Craig Saunders author Marco Turchi author Nello Cristianini author Zhuoran Wang author John Shawe-Taylor 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 specia-etal-2009-sentence https://aclanthology.org/2009.eamt-smart.10/ 2009-may 14–15