Keyphrases
- document clustering
- document collections
- text mining
- clustering algorithm
- topic extraction
- negative matrix factorization
- document representation
- vector space model
- text documents
- clustering method
- image segmentation
- generative model
- probabilistic model
- multiscale
- bayesian networks
- topic detection
- document clusters
- information retrieval systems
- computer vision
- information extraction
- document corpus
- ant based clustering