A Weighted Non-Negative Matrix Factorization for Local Representations.
David GuillametMarco BressanJordi VitriàPublished in: CVPR (1) (2001)
Keyphrases
- negative matrix factorization
- nonnegative matrix factorization
- document clustering
- matrix factorization
- principal component analysis
- constrained least squares
- sparse representation
- spectral clustering
- high dimensional
- weighted graph
- probabilistic model
- missing data
- pairwise
- pattern recognition
- similarity measure
- tensor factorization
- sparsity constraints
- data sets