Improved concept-based query expansion using Wikipedia.
Meiyappan YuvaraniN. Ch. S. N. IyengarArputharaj KannanPublished in: Int. J. Commun. Networks Distributed Syst. (2013)
Keyphrases
- query expansion
- information retrieval systems
- relevance feedback
- retrieval effectiveness
- language model
- information retrieval
- text retrieval
- language modeling
- pseudo relevance feedback
- relevant documents
- query translation
- ad hoc retrieval
- ranked retrieval
- trec genomics track
- improving search
- automatic query expansion
- query terms
- original query
- initial query
- vocabulary mismatch
- biomedical information retrieval
- active learning
- relevance model
- short queries
- retrieval model
- document collections
- model for information retrieval
- query expansion methods