Improving Web Search by Query Expansion with a Small Number of Terms.
Tomonari MasadaTeruhito KanazawaAtsuhiro TakasuJun AdachiPublished in: NTCIR (2005)
Keyphrases
- query expansion
- automatic query expansion
- query terms
- original query
- information retrieval systems
- retrieval effectiveness
- trec genomics track
- text retrieval
- information retrieval
- pseudo relevance feedback
- interactive query expansion
- relevance model
- query expansion methods
- language model
- relevance feedback
- initial query
- probabilistic retrieval model
- relevant documents
- document ranking
- biomedical information retrieval
- language modeling
- retrieval model
- retrieved documents
- ad hoc retrieval
- user queries
- user interaction
- co occurrence
- collaborative filtering