A simplicial complex, a hypergraph, structure in the latent semantic space of document clustering.
Tsau Young LinI-Jen ChiangPublished in: Int. J. Approx. Reason. (2005)
Keyphrases
- document clustering
- latent semantic space
- negative matrix factorization
- latent semantic indexing
- clustering method
- document collections
- clustering algorithm
- text mining
- k means
- text documents
- document representation
- subspace learning
- multiscale
- search engine
- information retrieval systems
- information extraction
- active learning
- vector space model