Improved MLLR speaker adaptation using confidence measures for conversational speech recognition

6th International Conference on Spoken Language Processing, ICSLP 2000

Volumn , Issue , 2000, Pages

  Pitz, Michael ^a   Wessel, Frank ^a   Ney, Hermann ^a  

^a RWTH AACHEN UNIVERSITY   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

MAXIMUM LIKELIHOOD;

AUTOMATIC RECOGNITION; CONFIDENCE MEASURE; CONVERSATIONAL SPEECH; CONVERSATIONAL SPEECH RECOGNITION; DETAILED MODELING; MAXIMUM LIKELIHOOD LINEAR REGRESSION; SPEAKER ADAPTATION; UNSUPERVISED SPEAKER ADAPTATION;

SPEECH RECOGNITION;

EID: 85009110676     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (10)

1. C. J. Leggetter, P. C. Woodland: "Maximum Likelihood linear regression for speaker adaptation of continuous density hidden Markov models", Computer, Speech and Language, vol. 9, pp. 171-185, 1995.
2. V. Digalakis, S. Berkowitz, E. Bocchieri, C. Boulis, W. Byrne, H Collier, A. Corduneanu, A. Kannan, S. Khudanpur, A. Sankar: "Rapid Speech Recognizer Adaptation to New Speakers" Proc. IEEE Int. Conf. on Acoustics, Speech and Signal Processing, Phoenix, AZ, USA, pp. 765-768, May 1999.
3. T. Bub and J. Schwinn: "VERBMOBIL: The evolution of a complex large speech-to-speech translation system", in Proceedings International Conference on Spoken Language Processing 1996, Philadelphia, PA, USA, October 1996, vol. 4, pp. 2371-2374.
4. H. Ney, L. Welling, S. Ortmanns, K. Beulen, F. Wessel: "The RWTH Large Vocabulary Continuous Speech Recognition System", Proc. IEEE Int. Conf. on Acoustics, Speech and Signal Processing, Seattle, WA, USA, pp. 853-856, May 1998.
5. F. Wessel, K. Macherey, R. Schlüter: "Using Word Probabilities as Confidence Measures", Proc. IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, Seattle, WA, USA, pp. 225-228, May 1998.
6. F. Wessel, R. Schlüter, H. Ney: "Using Posterior Probabilities for Improved Speech Recognition", Proc. IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, Istanbul, Turkey, pp. 1587-1590, June 2000.
7. F. Wessel, R. Schlüter, K. Macherey, H. Ney: "Confidence Measures for Large Vocabulary Continuous Speech Recognition" IEEE Trans. on Speech and Audio Processing, to be published, 2000.
8. T. Anastasakos, S. V. Balakrishnan: "The Use of Confidence Measures in Unsupervised Adaptation of Speech Recognizers", Proc. Int. Conf. on Spoken Language Processing, Sydney, Australia, pp. 2303-2306, Dec. 1998.
9. P. Ngyen, Ph. Gelin, J.-C. Junqua, J.-T. Chien: "N-Best Based Supervised and Unsupervised Adaptation for Native and Non-Native Speakers in Cars", Proc. IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, Phoenix, AZ, USA, pp. 173-176, May 1999.
10. F. Wallhoff, D. Willet, G. Rigoll: "Frame-Discriminative and Confidence-Driven Adaptation for LVCSR" Proc. IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, Istanbul, Turkey, pp. 1835-1838, June 2000.