Keyphrases
- information theoretic
- clustering algorithm
- categorical data
- nonnegative matrix tri factorization
- relational data
- semi supervised
- directional features
- directional information
- collaborative filtering
- text mining
- data sets
- mutual information
- clustering method
- neural network
- k means
- frequency domain
- feature space
- document clustering
- feature extraction
- decision trees
- text clustering
- rows and columns
- image processing
- databases