Heuristics for exact nonnegative matrix factorization.
Arnaud VandaeleNicolas GillisFrançois GlineurDaniel TuyttensPublished in: J. Glob. Optim. (2016)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- data representation
- negative matrix factorization
- matrix factorization
- active set
- least squares
- nonnegative matrix
- principal component analysis
- spectral clustering
- sparsity constraints
- efficient implementation
- original data
- collaborative filtering
- nearest neighbor
- factor matrices
- pattern recognition
- image sequences