Revising algorithm for nonnegative matrix factorization based on minimizing quasi-L1 norm.
Motoaki MouriIchi TakumiHiroshi YasukawaAndrzej CichockiPublished in: APCCAS (2014)
Keyphrases
- nonnegative matrix factorization
- active set
- learning algorithm
- objective function
- expectation maximization
- negative matrix factorization
- least squares
- data representation
- probabilistic latent semantic indexing
- data sets
- matrix decomposition
- matrix factorization
- probabilistic model
- k means
- digital libraries
- information retrieval
- machine learning