Keyphrases
- privacy protection
- semi supervised clustering
- semi supervised
- information loss
- unsupervised clustering
- privacy preserving
- pairwise constraints
- metric learning
- private information
- data sharing
- statistical databases
- semi supervised classification
- background knowledge
- k means
- nonnegative matrix factorization
- data collection
- clustering algorithm
- sensitive information
- semi supervised learning
- unlabeled data
- social networking
- peer to peer
- e government
- rough sets
- sensor networks
- information sharing
- nearest neighbor
- data integration
- high dimensional
- training data