Nonnegative matrix factorization with constrained second-order optimization.
Rafal ZdunekAndrzej CichockiPublished in: Signal Process. (2007)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- matrix factorization
- negative matrix factorization
- active set
- data representation
- least squares
- document clustering
- nonnegative matrix
- data sets
- spectral clustering
- principal component analysis
- dimensionality reduction
- moving objects
- objective function
- lagrange multipliers
- feature extraction
- machine learning
- data mining