Face recognition based on dictionary learning and subspace learning.
Mengmeng LiaoXiaodong GuPublished in: Digit. Signal Process. (2019)
Keyphrases
- subspace learning
- dictionary learning
- sparse representation
- face recognition
- sparse coding
- image classification
- natural images
- face images
- signal processing
- unsupervised learning
- image representation
- image patches
- test images
- linear combination
- manifold learning
- discriminant analysis
- dimensionality reduction
- graph embedding
- subspace learning algorithm
- sparse representation based classification
- learning algorithm
- linear discriminant analysis
- high dimensional data
- feature extraction
- action recognition
- data representation
- principal component analysis
- facial expressions
- feature space
- object recognition