Keyphrases
- feature fusion
- face images
- retrieval method
- feature extraction
- face recognition
- multiple features
- feature vectors
- image retrieval
- facial expressions
- principal component analysis
- single feature
- recognition rate
- training set
- feature space
- high resolution
- input image
- image classification
- multi sensor
- feature set
- color histogram
- image database
- discriminant analysis
- linear discriminant analysis
- visual information
- dimensionality reduction
- feature selection
- similarity measure
- image processing
- data fusion
- texture features
- image features
- object recognition
- video sequences
- training data
- subspace learning
- decision trees