Negations and document length in logical retrieval.
David E. LosadaAlvaro BarreiroPublished in: Inf. Syst. (2006)
Keyphrases
- document length
- retrieval systems
- language model
- information retrieval
- query length
- language modeling
- smoothing methods
- scoring function
- term weighting
- retrieved documents
- information retrieval systems
- term weights
- dirichlet prior
- query expansion
- retrieval model
- multimedia
- n gram
- average precision
- test collection
- vector space model
- retrieval effectiveness
- text retrieval
- index terms
- image database
- image retrieval
- digital libraries