Query Expansion using External Resources for Improving Information Retrieval in the Biomedical Domain.
Khadim DraméFleur MouginGayo DialloPublished in: CLEF (Working Notes) (2014)
Keyphrases
- query expansion
- information retrieval
- information retrieval systems
- retrieval effectiveness
- language modeling
- biomedical information retrieval
- relevant documents
- retrieval model
- language model
- automatic query expansion
- ad hoc retrieval
- text retrieval
- information extraction
- pseudo relevance feedback
- relevance feedback
- text mining
- model for information retrieval
- query terms
- term selection
- original query
- improving search
- document retrieval
- query expansion methods
- passage retrieval
- vector space model
- ranked retrieval
- language modeling framework
- keywords