Keyphrases
- spectral clustering
- pairwise
- data clustering
- clustering method
- image segmentation
- clustering algorithm
- spectral methods
- similarity matrix
- k means
- normalized cut
- constrained spectral clustering
- graph laplacian
- clustering quality
- constrained clustering
- affinity matrix
- negative matrix factorization
- nonnegative matrix factorization
- graph partitioning
- graph clustering
- label propagation
- evolutionary clustering
- alternative clusterings
- unsupervised learning
- eigendecomposition
- data analysis
- feature extraction
- classical clustering algorithms
- image processing