A Bayesian approach for phonetic decision tree state tying in conversational speech recognition

ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings

Volumn 4, Issue , 2007, Pages

  Hu, Rusheng ^a   Zhao, Yunxin ^a  

^a University of Missouri   (United States)

Author keywords

Acoustic modeling; Approximate Bayesian; Decision tree state tying; Implicit prior

Indexed keywords

KNOWLEDGE ACQUISITION; MATHEMATICAL MODELS; SPEECH ANALYSIS; SPEECH INTELLIGIBILITY; SPEECH RECOGNITION; TELEMEDICINE;

ACOUSTIC MODELING; APPROXIMATE BAYESIAN; PHONETIC DECISION TREES (PDT); SPEAKER ADAPTATION; TREE STRUCTURE ADAPTATION;

DECISION TREES;

EID: 34547562417     PISSN: 15206149     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ICASSP.2007.366999     Document Type: Conference Paper

References (10)

1. W. Reichl and W. Chou, "Robust decision tree state tying for continuous speech recognition," IEEE Trans. Speech Audio Proc., vol. 8, no. 5, pp. 555-566, 2000.
2. J-T. Chien and S. Furui, "Predictive hidden Markov model selection for speech recognition," IEEE Trans. Speech Audio Proc., vol. 13, no. 3, pp. 377-387,2005.
3. R-S. Hu and Y. Zhao, "Bayesian decision tree state tying for conversational speech recognition," Proc. INTERSPEECH06, pp. 1738-1741, Pittsburgh, PA, 2006.
4. W. L. Buntine, A Theory of Learning Classification Rules, PhD thesis, School of Comput. Sci., Univ. Tech., Sydney, 1992.
5. D. Denison, C. Holmes, B. Malick and A. Smith, Bayes. Methods for Nonlinear Classification and Regression, Willey, 2002.
6. G. Schwarz, "Estimating the dimension of a model," Ann. Statist., vol. 6, no. 2, pp. 465-471, 1978.
7. I. Shafran and M. Ostendorf, "Acoustic model clustering based on syllable structure," Comput. Speech Lang., vol. 17, no. 4, pp. 311-328, 2003.
8. B. Launay, O. Siohan, A. Surendran and C-H. Lee, "Towards knowledge-based features for HMM based large vocabulary automatic speech recognition," Proc. ICASSP02, vol. 1, pp. I-817-1820, 2002.
9. Y. Zhao, X. Zhang, R-S. Hu, J. Xue, X. Li, L. Che, R. Hu and L. Schopp, "An automatic captioning system for telemedicine," Proc. ICASSP06, pp. I-957-960, Toulouse, France, 2006.
10. S. J. Young, J. J. Odell and P. C. Woodland, "Tree-based state tying for high accuracy acoustic modeling," in Proc. ARPA Human Lang. Tech. Workshop, pp. 307-312, 1994.