Feature selection for spectral clustering: to help or not to help spectral clustering when performing sense discrimination for IR?
Adrian-Gabriel ChifuFlorentina HristeaPublished in: Open Comput. Sci. (2018)
Keyphrases
- spectral clustering
- feature selection
- clustering method
- pairwise
- data clustering
- image segmentation
- constrained spectral clustering
- clustering algorithm
- similarity matrix
- spectral methods
- k means
- text categorization
- evolutionary clustering
- graph laplacian
- information retrieval
- machine learning
- text classification
- unsupervised learning
- model selection
- normalized cut
- alternative clusterings
- high dimensionality
- graph partitioning
- semi supervised
- pairwise constraints
- feature space
- feature extraction
- laplacian matrix
- face recognition