Informed Split Gradient Non-negative Matrix factorization using Huber cost function for source apportionment.
Robert ChreikyGilles DelmaireMatthieu PuigtGilles RousselAntoine AbchePublished in: ISSPIT (2016)
Keyphrases
- negative matrix factorization
- cost function
- gradient method
- matrix factorization
- nonnegative matrix factorization
- principal component analysis
- sparse representation
- document clustering
- loss function
- spectral clustering
- step size
- tensor factorization
- blind source separation
- constrained least squares
- data sets
- signal processing
- information retrieval systems
- collaborative filtering