Keyphrases
- classification scheme
- pattern recognition
- classification accuracy
- text classification
- feature selection
- automatic classification
- pattern classification
- machine learning methods
- human faces
- classification algorithm
- classification process
- feature vectors
- preprocessing
- decision trees
- image classification
- support vector machine
- decision rules
- classification method
- support vector
- machine learning
- feature extraction
- emotion recognition
- classification systems
- landmark detection
- class labels
- support vector machine svm
- face images
- similarity measure