Parallelism on the Nonnegative Matrix Factorization.
Edgardo Mejía-RoaCarlos GarcíaJosé Ignacio GómezManuel PrietoChristian TenlladoAlberto D. Pascual-MontanoFrancisco TiradoPublished in: PARCO (2011)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- negative matrix factorization
- matrix factorization
- data representation
- nonnegative matrix
- least squares
- active set
- spectral clustering
- factor matrices
- principal component analysis
- original data
- data sets
- pattern recognition
- objective function
- keywords
- machine learning
- relevance feedback
- image features
- sparsity constraints
- search engine