A hybrid solution of ontology-based query expansion.
Thanh Chanh NguyenTuoi Thi PhanPublished in: Int. J. Web Inf. Syst. (2008)
Keyphrases
- query expansion
- information retrieval systems
- retrieval effectiveness
- information retrieval
- language model
- relevance feedback
- automatic query expansion
- language modeling
- text retrieval
- pseudo relevance feedback
- ad hoc retrieval
- relevant documents
- biomedical information retrieval
- retrieval model
- original query
- ranking scheme
- improving search
- trec genomics track
- query terms
- probabilistic model
- query specific
- web search
- sentence retrieval
- model for information retrieval
- vocabulary mismatch
- web corpora
- keywords
- search engine