Hypergraph-based multilevel matrix approximation for text information retrieval.
Haw-ren FangYousef SaadPublished in: CIKM (2010)
Keyphrases
- information retrieval
- text mining
- matrix approximation
- text retrieval
- information extraction
- vector space model
- least squares
- higher order
- information retrieval systems
- language model
- document collections
- text documents
- retrieval model
- maximum entropy
- pairwise
- latent semantic analysis
- text classification
- bregman divergences
- theoretical guarantees
- special case
- similarity measure