Improved clustered hierarchical tandem system with bottom-up processing

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

Volumn , Issue , 2009, Pages 4441-4444

  Chang, Shuo Yiin ^a   Lee, Lin Shan ^a  

^a NATIONAL TAIWAN UNIVERSITY   (Taiwan)

Author keywords

LVCSR; Neural network; Tandem system

Indexed keywords

AUTOMATIC SPEECH RECOGNITION; DATA-DRIVEN; HIERARCHICAL STRUCTURES; LVCSR; MULTI LAYER PERCEPTRON; RELATIVE ERRORS; SMALL CLUSTERS; TANDEM SYSTEM;

ACOUSTICS; NEURAL NETWORKS; SIGNAL PROCESSING; SPEECH RECOGNITION; TELEPHONE SETS;

TELEPHONE SYSTEMS;

EID: 70349212560     PISSN: 15206149     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ICASSP.2009.4960615     Document Type: Conference Paper

References (15)

1. Hermansky, H., Ellis, D.P.W. and Sharma, S., "Tandem connectionist feature extraction for conventional HMM systems", ICASSP 2000
2. Bourlard, H. and Morgan, N., "Connectionist speech recognition: A hybrid approach", Kluwer Academic Publishers,Boston, USA, 1994
3. Fosler-Lussier,E. and Morris,J. "Crandem systems: Conditional random field acoustic models for hidden macrov models", ICASSP 2008
4. Siniscalchi,S., Schwarz,P and Chin-Hui,L. "High-accuracy phone recognition by combining high-performance lattice generation and knowledge-based rescoring", ICASSP 2007
5. Hermansky, H., Ellis, "TRAP-TANDEM: Data-driven extraction of temporal features from speech", ASRU 2003
6. Q. Zhu, A. Stolcke, B. Y. Chen, and N. Morgan, "Incorporating Tandem/HATs MLP features into SRI's conversational speech recognition system," EARS RT-04F Workshop, 2004
7. Hermansky H. and Fousek P., "Multi-resolution rasta filtering for tandem-based ASR.," Interspeech 2005.
8. Valente,F. and Hermansky,H. "Hierarchical and parallel processing of modulation spectrum for ASR application", ICASSP 2008
9. Zhu, Q., Stolcke, A., Chen, B., and Morgan, N, "Improved MLP structures for data-driven feature extraction for ASR", Interspeech 2005
10. Schwarz, P., Matejka, P., Cernock J., "Hierarchical structures of neural networks for phoneme recognition", ICASSP 2006
11. Antoniou, C., "Modular neural networks exploit large acoustic context through broad-class posteriors for continuous speech recognition", ICASSP 2001
12. Sivadas, S. and Hermansky, H., "Hierarchical tandem feature extraction", ICASSP 2002
13. Ketabdar, H and Bourlard, H. "Hierarchical integration of phonetic and lexical knowledge in phone posterior estimation" ICASSP 2008
14. S-Y. Chang and L-S Lee. "Data-driven clustered hierarchical tandem system for LVCSR", Interspeech 2008
15. Frantisek,G and Fousek, P. "Optimizing Bottle-Neck features for LVCSR" ICASSP 2008