Cholesky Decomposition Rectification for Non-negative Matrix Factorization.
Tetsuya YoshidaPublished in: ISMIS (2011)
Keyphrases
- negative matrix factorization
- matrix factorization
- nonnegative matrix factorization
- sparse representation
- document clustering
- principal component analysis
- tensor factorization
- constrained least squares
- sparsity constraints
- image classification
- databases
- artificial intelligence
- natural language
- unsupervised learning
- latent semantic space