Keyphrases
- information filtering
- latent semantic indexing
- information retrieval
- vector space
- text retrieval
- singular value decomposition
- recommender systems
- user profiles
- text mining
- collaborative filtering
- vector space model
- document representation
- latent semantic space
- document retrieval
- meta search
- query expansion
- text classification
- information retrieval systems
- dimensionality reduction
- co occurrence
- high dimensional
- search engine