Four-stage feature selection to recognize emotion from speech signals.
Arulappan MiltonS. Tamil SelviPublished in: Int. J. Speech Technol. (2015)
Keyphrases
- speech signal
- feature selection
- speech recognition
- automatic speech recognition
- noisy environments
- background noise
- automatic speech recognition systems
- feature set
- vocal tract
- speaker identification
- adaptive filtering
- linear prediction
- speech enhancement
- non stationary
- spectral analysis
- classification accuracy
- machine learning
- blind source separation
- additive noise
- feature extraction
- hidden markov models
- feature space
- support vector machine
- sound source
- support vector
- pattern recognition
- facial expressions
- sound signals
- video sequences