Data-driven spectral basis functions for automatic speech recognition.
Naren MalayathHynek HermanskyPublished in: Speech Commun. (2003)
Keyphrases
- basis functions
- automatic speech recognition
- data driven
- speech recognition
- linear combination
- speaker adaptation
- speech signal
- hidden markov models
- spectral analysis
- b spline
- spoken words
- conversational speech
- word error rate
- broadcast news
- state space
- matching pursuit
- recognition errors
- speech sounds
- word recognition
- speech retrieval
- set of basis functions
- speech corpus
- linear prediction
- spherical harmonics
- acoustic features
- wavelet bases
- series expansion
- bayesian networks
- noisy environments
- small number
- orthonormal basis
- pattern recognition