Stochastic vector mapping-based feature enhancement using prior model and environment adaptation for noisy speech recognition.
Chia-Hsin HsiehChung-Hsien WuJun-Yu LinPublished in: INTERSPEECH (2006)
Keyphrases
- speech recognition
- noisy environments
- prior model
- automatic speech recognition
- speaker adaptation
- feature vectors
- hidden markov models
- language model
- speech signal
- speech recognizer
- pattern recognition
- cepstral coefficients
- speech recognition technology
- speech synthesis
- noisy images
- prior information
- maximum a posteriori
- speaker identification
- markov random field
- noise reduction
- speech recognition systems
- energy function
- speaker independent
- broadcast news
- maximum likelihood
- multiresolution
- multiscale