A multilevel approach for nonnegative matrix factorization.
Nicolas GillisFrançois GlineurPublished in: J. Comput. Appl. Math. (2012)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- negative matrix factorization
- data representation
- matrix factorization
- active set
- least squares
- spectral clustering
- principal component analysis
- nonnegative matrix
- document clustering
- original data
- pattern recognition
- data sets
- dimensionality reduction
- collaborative filtering
- information retrieval
- machine learning