Nonsmooth Nonnegative Matrix Factorization (nsNMF).
Alberto D. Pascual-MontanoJosé María CarazoKieko KochiDietrich LehmannRoberto D. Pascual-MarquiPublished in: IEEE Trans. Pattern Anal. Mach. Intell. (2006)
Keyphrases
- nonnegative matrix factorization
- newton method
- probabilistic latent semantic indexing
- negative matrix factorization
- matrix factorization
- data representation
- active set
- least squares
- document clustering
- spectral clustering
- nonnegative matrix
- principal component analysis
- original data
- objective function
- sparsity constraints
- image processing
- support vector machine
- image retrieval
- information retrieval
- data sets