Boosting selection of speech related features to improve performance of multi-class SVMs in emotion detection.
Halis AltunGökhan PolatPublished in: Expert Syst. Appl. (2009)
Keyphrases
- false positives
- feature vectors
- emotion classification
- emotional state
- detection method
- object detection
- feature extraction
- feature space
- feature selection
- emotion recognition
- detection algorithm
- feature set
- classification accuracy
- video sequences
- training data
- speech recognition
- active learning
- svm classifier
- weak classifiers
- physiological signals
- machine learning
- emotional speech