Low Cost Library for Preprocessing of Digital Speech Signals.
Daniella D. C. da SilvaElmar U. K. MelcherJoseana M. FechineBenedito G. Aguiar NetoPublished in: ICECS (2007)
Keyphrases
- speech signal
- low cost
- preprocessing
- speech recognition
- automatic speech recognition
- noisy environments
- vocal tract
- automatic speech recognition systems
- non stationary
- speech enhancement
- linear prediction
- digital collections
- sound signals
- feature extraction
- hidden markov models
- blind source separation
- background noise
- adaptive filtering
- speech quality
- neural network
- additive noise
- spectral analysis
- real time
- sound source
- noisy speech
- bit rate
- multi modal
- image compression
- wavelet transform
- fundamental frequency
- multiresolution