High-Accuracy Large-Vocabulary Speech Recognition Using Mixture Tying and Consistency Modeling Vassilios Digalakis author Hy Murveit author 1994 text Human Language Technology: Proceedings of a Workshop held at Plainsboro, New Jersey, March 8-11, 1994 conference publication digalakis-murveit-1994-high https://aclanthology.org/H94-1063/ 1994