Non-negative matrix factorization with sparseness constraints
Patrik O. HoyerPublished in: CoRR (2004)
Keyphrases
- recommender systems
- negative matrix factorization
- matrix factorization
- collaborative filtering
- nonnegative matrix factorization
- tensor factorization
- sparse representation
- document clustering
- principal component analysis
- neural network
- digital libraries
- sparsity constraints
- constrained least squares
- information retrieval
- generative model
- spectral clustering