Joint sparse representation and locality preserving projection for feature extraction.
Wei ZhangPeipei KangXiaozhao FangLuyao TengNa HanPublished in: Int. J. Mach. Learn. Cybern. (2019)
Keyphrases
- sparse representation
- locality preserving projections
- face recognition
- feature extraction
- dimensionality reduction
- manifold learning
- sparse coding
- image classification
- linear discriminant analysis
- principal component analysis
- subspace learning
- high dimensional data
- face images
- feature space
- image patches
- negative matrix factorization
- high dimensional
- computer vision
- random projections
- feature selection
- feature vectors
- test images
- dimension reduction
- singular value decomposition
- signal processing
- data representation
- texture classification
- neural network
- image representation
- training data
- object recognition
- image features
- low dimensional
- natural images
- unsupervised learning
- linear combination