Fast orthogonal locality-preserving projections for unsupervised feature selection.
Jianyong ZhuJingwei ChenBin XuHui YangFeiping NiePublished in: Neurocomputing (2023)
Keyphrases
- unsupervised feature selection
- locality preserving projections
- dimensionality reduction
- face recognition
- feature selection
- manifold learning
- linear discriminant analysis
- principal component analysis
- high dimensional
- subspace methods
- data clustering
- high dimensional data
- pattern recognition
- high dimensionality
- feature space
- data representation
- sparse representation
- low dimensional
- manifold structure
- principal components
- training data
- feature extraction
- data points
- mean shift
- image representation
- unsupervised learning
- text classification