Quality enhancement of narrowband CELP-coded speech via wideband harmonic re-synthesis.
Cheung-Fat ChanWai-Kwong HuiPublished in: ICASSP (1997)
Keyphrases
- speech signal
- speech quality
- linear prediction
- speech recognition
- automatic speech recognition
- spectral analysis
- vocal tract
- hidden markov models
- background noise
- speaker identification
- non stationary
- speaker recognition
- fundamental frequency
- program synthesis
- noisy environments
- packet loss
- acoustic features
- cepstral coefficients
- texture synthesis
- broadcast news
- speech synthesis
- feature selection