Maximum entropy based normalization of word posteriors for phonetic and LVCSR lattice search

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

Volumn 1, Issue , 2006, Pages

  Yu, Peng ^a   Zhang, Duo ^b   Seide, Frank ^a  

^a MICROSOFT RESEARCH ASIA   (China)

^b TSINGHUA UNIVERSITY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

CONSTRAINT THEORY; PATTERN MATCHING; PROBABILITY; WORD PROCESSING;

KEYWORD SPOTTING SYSTEMS; MAPPING FUNCTIONS; PHONETIC LATTICES; WORD POSTERIORS;

SPEECH ANALYSIS;

EID: 33947667468     PISSN: 15206149     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (9)

1. P. Yu, K.J. Chen, L. Lu, and F. Seide, Searching the Audio Notebook: Keyword Search in recorded Conversations. Proc. HLT'05, Vancouver, 2005
2. M. Oerder and H. Ney. Word graphs: An efficient interface between continuous-speech recognition and language understanding. In Proc. ICASSP93, Vol. II, pp. 119-122, Minneapolis, 1993.
3. F. Wessel, R. Schlüter, K. Macherey, H. Ney, Confidence Measures for Large Vocabulary Continuous Speech Recognition, IEEE Transactions on Speech and Audio Processing, Vol. 9, No. 3, 2001.
4. G. Evermann, P.C. Woodland, Posterior Probability Decoding, Confidence Estimation and System Combination, Proc. Speech Transcription Workshop, 2000
5. F. Song, W.K. Lo, S. Nakamura, Generalized word posterior probability (GWPP) for measuring reliability of recognized words, Proc. of SWIM2004
6. A.N. Shiryayev, Probability Theory
7. A. Bergers, S.D. Pietra, V.D. Pietra. A Maximum Entropy Approach to Natural Language Processing, Computational Linguistics, 1996
8. F. Seide, P. Yu, et al, Vocabulary-Independent Search in Spontaneous Speech. Proc. ICASSP'04, Montreal, 2004.
9. NIST Spoken Language Technology Evaluations, http://www.nist.gov/speech/ tests/.