Semi-supervised Clustering via Constrained Symmetric Non-negative Matrix Factorization.
Liping JingJian YuTieyong ZengYan ZhuPublished in: Brain Informatics (2012)
Keyphrases
- negative matrix factorization
- semi supervised clustering
- nonnegative matrix factorization
- document clustering
- sparse representation
- matrix factorization
- semi supervised
- principal component analysis
- pairwise constraints
- metric learning
- spectral clustering
- unsupervised clustering
- background knowledge
- document collections
- text mining
- clustering algorithm
- least squares
- knowledge discovery
- k means