UniNE at Domain-Specific IR - CLEF 2008: Scientific Data Retrieval: Various Query Expansion Approaches.
Claire FautschLjiljana DolamicJacques SavoyPublished in: CLEF (Working Notes) (2008)
Keyphrases
- query expansion
- data retrieval
- information retrieval
- domain specific
- information retrieval systems
- retrieval effectiveness
- pseudo feedback
- pseudo relevance feedback
- text retrieval
- language model
- ad hoc retrieval
- relevance feedback
- language modeling
- query expansion methods
- retrieval model
- trec genomics track
- automatic query expansion
- relevant documents
- original query
- query translation
- data access
- model for information retrieval
- biomedical information retrieval
- retrieved documents
- database
- ranked retrieval
- query terms
- probabilistic retrieval model
- relevance model
- keywords
- trec collections
- web databases
- vocabulary mismatch
- metadata