Identifying collusion groups using spectral clustering.
Suneel SarswatKandathil Mathew AbrahamSubir Kumar GhoshPublished in: CoRR (2015)
Keyphrases
- spectral clustering
- pairwise
- data clustering
- clustering method
- similarity matrix
- k means
- constrained spectral clustering
- nonnegative matrix factorization
- alternative clusterings
- evolutionary clustering
- negative matrix factorization
- cluster analysis
- normalized cut
- eigendecomposition
- image segmentation
- clustering algorithm
- graph partitioning
- image processing
- pairwise constraints
- spectral methods
- graph clustering
- label propagation
- affinity matrix
- similarity measure