Non-negative Matrix Factorization for Inferring Implicit Preference of Potential Customer.
Masakatsu OhtaPublished in: CIT (2010)
Keyphrases
- negative matrix factorization
- nonnegative matrix factorization
- matrix factorization
- principal component analysis
- sparse representation
- document clustering
- spectral clustering
- constrained least squares
- search engine
- co occurrence
- latent semantic space
- artificial intelligence
- dimensionality reduction
- tensor factorization