Query Expansion Based on Clustered Results.
Ziyang LiuSivaramakrishnan NatarajanYi ChenPublished in: Proc. VLDB Endow. (2011)
Keyphrases
- query expansion
- retrieval effectiveness
- information retrieval systems
- information retrieval
- language model
- pseudo relevance feedback
- relevance feedback
- original query
- language modeling
- improving search
- relevant documents
- trec genomics track
- ad hoc retrieval
- query terms
- text retrieval
- retrieval model
- web corpora
- relevance model
- automatic query expansion
- ranking scheme
- query disambiguation
- web search
- ranked retrieval
- biomedical information retrieval
- probabilistic model
- document retrieval
- model for information retrieval
- interactive query expansion
- vocabulary mismatch