On Restricted Nonnegative Matrix Factorization.
Dmitry ChistikovStefan KieferInes MarusicMahsa ShirmohammadiJames WorrellPublished in: CoRR (2016)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- matrix factorization
- negative matrix factorization
- active set
- data representation
- nonnegative matrix
- least squares
- principal component analysis
- document clustering
- original data
- spectral clustering
- sparsity constraints
- objective function
- factor matrices
- information retrieval systems
- feature selection
- data sets