Acoustic Modeling of Subword Units for Large Vocabulary Speaker Independent Speech Recognition Chin-Hui Lee author Lawrence R Rabiner author Roberto Pieraccini author Jay G Wilpon author 1989 text Speech and Natural Language: Proceedings of a Workshop Held at Cape Cod, Massachusetts, October 15-18, 1989 conference publication lee-etal-1989-acoustic https://aclanthology.org/H89-2039/ 1989