HMM training based on CV-EM and CV Gaussian mixture optimization

2007 IEEE Workshop on Automatic Speech Recognition and Understanding, ASRU 2007, Proceedings

Volumn , Issue , 2007, Pages 318-322

  Shinozaki, Takahiro ^a   Kawahara, Tatsuya ^a  

^a KYOTO UNIVERSITY   (Japan)

Author keywords

Cross validation; Gaussian mixture; HMM; Parameter estimation; Structure optimization

Indexed keywords

AEROSPACE APPLICATIONS; ALGORITHMS; BOOLEAN FUNCTIONS; ERROR ANALYSIS; EVOLUTIONARY ALGORITHMS; GAUSSIAN DISTRIBUTION; INTEGER PROGRAMMING; LEARNING SYSTEMS; MATHEMATICAL MODELS; MICROPHONES; MIXTURES; MODAL ANALYSIS; OPTIMIZATION; SCHEDULING ALGORITHMS; SET THEORY; SHAPE OPTIMIZATION; SPEECH; SPEECH ANALYSIS; STRUCTURAL OPTIMIZATION; TRELLIS CODES;

AUTOMATIC SPEECH RECOGNITION (ASR); CROSS-VALIDATION (CV); GAUSSIAN MIXTURE (GM); HMM TRAINING; LARGE VOCABULARY SPEECH RECOGNITION; OPTIMIZATION METHODS; ORAL PRESENTATIONS; PARAMETER OPTIMIZATION METHODS; ROBUST MODELING; STRUCTURE OPTIMIZATION; TRAINING ALGORITHMS; TRAINING SETS; WORD ERROR RATES (WER); WORD-ERROR RATE (WRD);

SPEECH RECOGNITION;

EID: 44849093912     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (7)

1. T. Shinozaki and M. Ostendorf, "Cross-validation and aggregated EM training for robust parameter estimation," Computer speech and language, accepted.
2. T. Shinozaki and T. Kawahara, "Gaussian mixture optimization for HMM based on efficient cross-validation," in Proc. Interspeech, 2007, accepted.
3. K. Shinoda and T. Watanabe, "Acoustic modeling based on the MDL criterion for speech recognition," in Proc. EuwSpeech, 1997, vol. 1, pp. 99-102.
4. T. Kawahara, H. Nanjo, T. Shinozaki, and S. Furui, "Benchmark test for speech recognition using the Corpus of Spontaneous Japanese," in Proc. SSPR2003,2003, pp. 135-138.
5. S. Young et al., The HTK Book, Cambridge University Engineering Department, 2005.
6. A. Lee, T. Kawahara, and S. Doshita, "An efficient twopass search algorithm using word trellis index," in Proc. ICSLP, 1998, pp. 1831-1834.
7. T. Shinozaki, "HMM state clustering based on efficient cross-validation," in Proc. ICASSP, Toulouse, 2006, vol. I, pp. 1157-1160.