Updating/downdating the NonNegative Matrix Factorization.
Pablo San Juan SebastiánAntonio M. VidalVíctor M. GarcíaPublished in: J. Comput. Appl. Math. (2017)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- negative matrix factorization
- matrix factorization
- active set
- data representation
- least squares
- nonnegative matrix
- spectral clustering
- principal component analysis
- sparsity constraints
- objective function
- document clustering
- pattern recognition
- data clustering
- data sets
- missing data
- signal processing
- collaborative filtering
- machine learning