Query Expansion for Contextual Question Using Genetic Algorithms.
Yasutomo KimuraKenji ArakiPublished in: AIRS (2006)
Keyphrases
- query expansion
- vocabulary mismatch
- retrieval effectiveness
- information retrieval systems
- language model
- information retrieval
- text retrieval
- relevance feedback
- automatic query expansion
- pseudo relevance feedback
- improving search
- query terms
- original query
- language modeling
- trec genomics track
- contextual information
- context sensitive
- ad hoc retrieval
- relevant documents
- retrieval model
- retrieved documents
- relevance model
- ranking scheme
- query specific
- query disambiguation
- query expansion methods
- biomedical information retrieval
- natural language