Query expansion via conceptual distance in thesaurus indexed collections.
Douglas TudhopeCeri BindingDorothee BlocksDaniel CunliffePublished in: J. Documentation (2006)
Keyphrases
- query expansion
- information retrieval
- information retrieval systems
- retrieval effectiveness
- pseudo relevance feedback
- language model
- relevance feedback
- language modeling
- text retrieval
- document collections
- ad hoc retrieval
- query expansion methods
- relevant documents
- distance measure
- latent semantic
- improving search
- automatic query expansion
- trec genomics track
- expansion terms
- trec collections
- original query
- retrieval model
- query terms
- interactive query expansion
- biomedical information retrieval
- information extraction
- ranked retrieval
- natural language processing