bioNMF: a web-based tool for nonnegative matrix factorization in biology.
Edgardo Mejía-RoaPedro Carmona-SaezRubén NogalesCesar VicenteMiguel VázquezX. Y. YangCarlos GarcíaFrancisco TiradoAlberto D. Pascual-MontanoPublished in: Nucleic Acids Res. (2008)
Keyphrases
- nonnegative matrix factorization
- data representation
- probabilistic latent semantic indexing
- negative matrix factorization
- matrix factorization
- active set
- least squares
- nonnegative matrix
- principal component analysis
- spectral clustering
- objective function
- sparsity constraints
- search engine
- original data
- document clustering
- data clustering
- sparse representation
- collaborative filtering
- natural language processing
- high dimensional
- data sets