IMPROVING POSTERIOR BASED CONFIDENCE MEASURES IN HYBRID HMM/ANN SPEECH RECOGNITION SYSTEMS

5th International Conference on Spoken Language Processing, ICSLP 1998

Volumn , Issue , 1998, Pages

  Bernardis, Giulia ^a   Bourlard, Hervé ^b  

^a DALLE MOLLE INSTITUTE FOR ARTIFICIAL INTELLIGENCE IDSIA   (Switzerland)

^b EPFL   (Switzerland)

Author keywords

[No Author keywords available]

Indexed keywords

HIDDEN MARKOV MODELS; SPEECH RECOGNITION;

ACOUSTICS MODEL; CONFIDENCE MEASURE; HIDDEN-MARKOV MODELS; ISOLATED WORDS; NEURAL-NETWORKS; NORMALISATION; POSTERIOR PROBABILITY; SPEECH RECOGNITION SYSTEMS; UTTERANCE VERIFICATION; WORD LEVEL;

TELEPHONE SETS;

EID: 21244451302     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (7)

1. H. Bourlard and N. Morgan. Connectionist Speech Recognition - A Hybrid Approach. Kluwer Academic Publishers, ISBN 0-7923-9396-1, 1994.
2. S. Dupont, H. Bourlard, O. Deroo, V. Fontaine, and J.M. Boite. Hybrid HMM/ANN systems for training indipendent tasks: Experiments on PHONEBOOK and related improvements. Proceedings of ICASSP'97, pages 1767-1770, 1997.
3. J. Hennebert, C. Ris, H. Bourlard, S. Renals, and N. Morgan. Estimation of global posteriors and forward-backward training of hybrid HMM/ANN systems. Proceedings of EuroSpeech'97, pages 1951-1954, 1997.
4. L.-F. Lamel, J.-L. Gauvain, and M. Eskénazi. BREF, a large vocabulary spoken corpus for French. Proceedings of EuroSpeech'91, pages 505-508, 1991.
5. C. Neti, S. Roukos, and E. Eide. Word-based confidence measures as a guide for stack search in speech recognition. Proceedings of ICASSP'97, pages 883-886, 1997.
6. S. Renals. Private communication.
7. G. Williams and S. Renals. Confidence measures for hybrid HMM/ANN speech recognition. Proceedings of EuroSpeech'97, pages 1955-1958, 1997.