Keyphrases
- semi supervised clustering
- semi supervised
- metric learning
- pairwise constraints
- semi supervised learning
- semi supervised classification
- unsupervised clustering
- background knowledge
- nonnegative matrix factorization
- clustering algorithm
- hidden markov random fields
- labeled data
- pairwise
- k means
- prior knowledge
- document clustering
- data representation
- image segmentation
- unlabeled data
- support vector
- face recognition
- knowledge base
- information retrieval
- data sets