Keyphrases
- speech signal
- feature extraction
- speech recognition
- speaker identification
- cepstral coefficients
- mel frequency cepstral coefficients
- automatic speech recognition
- automatic speech recognition systems
- background noise
- non stationary
- vocal tract
- adaptive filtering
- speaker recognition
- noisy environments
- linear prediction
- face recognition
- hidden markov models
- feature vectors
- pattern recognition
- sound signals
- blind source separation
- additive noise
- extracted features
- frequency domain
- image processing
- spectral analysis
- feature selection
- acoustic features
- speech enhancement
- fundamental frequency
- speech quality
- sound source
- neural network
- image classification
- wavelet transform
- speech sounds
- video coding
- feature space