Applying Query Expansion Techniques to Ad Hoc Monolingual tasks with the IR-n system.
Elisa NogueraFernando LlopisPublished in: CLEF (Working Notes) (2007)
Keyphrases
- query expansion
- information retrieval systems
- information retrieval
- retrieval effectiveness
- ad hoc retrieval
- language modeling
- language model
- text retrieval
- relevance feedback
- query terms
- pseudo relevance feedback
- relevant documents
- retrieval model
- model for information retrieval
- automatic query expansion
- language modeling framework
- ranked retrieval
- trec genomics track
- passage retrieval
- retrieved documents
- query translation
- expansion terms
- federated search
- original query
- query expansion methods
- query disambiguation
- patent retrieval
- term selection
- relevance model
- interactive query expansion