Sparse Representation Based on Discriminant Locality Preserving Dictionary Learning for Face Recognition.
Guang FengHengjian LiJiwen DongXi ChenPublished in: IDEAL (2017)
Keyphrases
- dictionary learning
- locality preserving
- face recognition
- sparse representation
- locality preserving projections
- appearance based face recognition
- sparse coding
- discriminant embedding
- discriminant analysis
- subspace learning
- manifold structure
- manifold learning
- dimensionality reduction
- principal component analysis
- graph embedding
- face images
- linear discriminant analysis
- natural images
- feature extraction
- image patches
- unsupervised learning
- image classification
- computer vision
- subspace methods
- linear combination
- low dimensional
- knn
- similarity measure
- high dimensional data
- image representation
- data representation
- hash functions
- generative model
- input data
- data points
- high dimensional
- pattern recognition
- image segmentation