Using viseme recognition to improve a sign language translation system Christoph Schmidt author Oscar Koller author Hermann Ney author Thomas Hoyoux author Justus Piater author 2013-dec 5-6 text Proceedings of the 10th International Workshop on Spoken Language Translation: Papers Joy Ying Zhang editor Heidelberg, Germany conference publication schmidt-etal-2013-using https://aclanthology.org/2013.iwslt-papers.1/ 2013-dec 5-6