Class-Specific Discriminant Non-negative Matrix Factorization for Frontal Face Verification.
Stefanos ZafeiriouAnastasios TefasIoan BuciuIoannis PitasPublished in: ICAPR (2) (2005)
Keyphrases
- face verification
- negative matrix factorization
- class specific
- face recognition
- principal component analysis
- sparse representation
- dictionary learning
- face images
- face detection
- image classification
- feature extraction
- low dimensional
- matrix factorization
- dimensionality reduction
- sparse coding
- object categories
- human faces
- facial expressions
- computer vision
- document clustering
- superpixels
- object classes
- feature space
- data sets
- support vector machine
- collaborative filtering
- data analysis
- object recognition
- data mining