Direct modulation on LPC coefficients with application to speech enhancement and improving the performance of speech recognition in noise.
Cuntai GuanYong Bin ChenBoxiu WuPublished in: ICASSP (2) (1993)
Keyphrases
- speech recognition
- noisy environments
- speech enhancement
- speech signal
- noisy speech
- spectral subtraction
- cepstral coefficients
- linear prediction
- hidden markov models
- background noise
- language model
- speaker identification
- speech synthesis
- automatic speech recognition
- speaker verification
- vocal tract
- pattern recognition
- additive noise
- noise reduction
- signal to noise ratio
- single channel
- non stationary
- feature vectors
- spectral analysis
- speaker recognition
- wavelet coefficients
- neural network