Document clustering based on non-negative matrix factorization.
Wei XuXin LiuYihong GongPublished in: SIGIR (2003)
Keyphrases
- negative matrix factorization
- document clustering
- nonnegative matrix factorization
- sparse representation
- document collections
- matrix factorization
- latent semantic space
- text documents
- constrained least squares
- clustering algorithm
- vector space model
- information retrieval
- tensor factorization
- clustering method
- spectral clustering
- information retrieval systems
- text mining
- web documents
- principal component analysis
- retrieval systems
- k means
- training set
- keywords
- data mining