A framework for understanding Latent Semantic Indexing (LSI) performance.
April KontostathisWilliam M. PottengerPublished in: Inf. Process. Manag. (2006)
Keyphrases
- latent semantic indexing
- text retrieval
- singular value decomposition
- information retrieval
- vector space
- semantic structure
- latent semantics
- document representation
- vector space model
- high level
- latent semantic space
- co occurrence
- face recognition
- low level
- information extraction
- data mining
- ir models
- low rank approximation