The research of query expansion based on medical terms reweighting in medical information retrieval.
Lijuan DiaoHong YanFuxue LiShoujun SongGuohua LeiFeng WangPublished in: EURASIP J. Wirel. Commun. Netw. (2018)
Keyphrases
- query expansion
- information retrieval
- information retrieval systems
- retrieval effectiveness
- expansion terms
- query terms
- term selection
- relevant documents
- automatic query expansion
- language modeling
- query expansion methods
- language model
- original query
- vocabulary mismatch
- trec genomics track
- relevance feedback
- text retrieval
- probabilistic retrieval model
- initial query
- pseudo relevance feedback
- retrieval model
- relevance model
- ad hoc retrieval
- term weighting
- retrieved documents
- improving search
- cross language information retrieval
- interactive query expansion
- sentence retrieval
- machine learning
- document retrieval
- biomedical information retrieval
- pseudo feedback
- query translation
- patent retrieval
- query specific
- passage retrieval