Query Expansion for IR using Knowledge-Based Relatedness.
Arantxa OtegiXabier ArregiEneko AgirrePublished in: IJCNLP (2011)
Keyphrases
- query expansion
- query terms
- information retrieval
- retrieval effectiveness
- information retrieval systems
- text retrieval
- language model
- ad hoc retrieval
- language modeling
- relevant documents
- retrieval model
- pseudo relevance feedback
- semantic relatedness
- model for information retrieval
- term selection
- vocabulary mismatch
- relevance feedback
- trec genomics track
- language modeling framework
- document ranking
- biomedical information retrieval
- query expansion methods
- automatic query expansion
- original query
- ranked retrieval
- document retrieval
- semantic similarity
- improving search
- text mining
- query disambiguation
- cross language information retrieval
- short queries
- term frequency
- patent retrieval
- query translation
- retrieved documents
- term weighting