Investigating a Dictionary-Based Non-negative Matrix Factorization in Superimposed Digits Classification Tasks.
Somnuk Phon-AmnuaisukSoo-Young LeePublished in: ICONIP (3) (2016)
Keyphrases
- negative matrix factorization
- nonnegative matrix factorization
- matrix factorization
- sparse representation
- principal component analysis
- constrained least squares
- document clustering
- spectral clustering
- cross language information retrieval
- data sets
- tensor factorization
- face recognition
- information retrieval
- search engine
- feature extraction
- text mining