Spectral clustering of high-dimensional data via Nonnegative Matrix Factorization.
Shulin WangFang ChenJianwen FangPublished in: IJCNN (2015)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- negative matrix factorization
- data representation
- nonnegative matrix
- matrix factorization
- spectral clustering
- least squares
- active set
- normalized cut
- original data
- document clustering
- sparsity constraints
- factor matrices
- principal component analysis
- data sets
- low dimensional
- objective function