Report on the TREC-4 Experiment: Combining Probabilistic and Vector-Space Schemes.
Jacques SavoyMelchior NdarugendamwoDana VrajitoruPublished in: TREC (1995)
Keyphrases
- vector space
- retrieval model
- retrieval effectiveness
- euclidean space
- test collection
- distance measure
- latent semantic
- latent semantic indexing
- vector space model
- similarity search
- feature vectors
- information retrieval
- low dimensional
- covariance matrices
- finite dimensional
- database
- probabilistic model
- riemannian manifolds
- query expansion
- relevance feedback
- query processing
- data mining
- document representation
- databases