A simplicial complex, a hypergraph, structure in the latent semantic space of document clustering.

Tsau Young Lin I-Jen Chiang

Published 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