Using large clinical corpora for query expansion in text-based cohort identification.
Dongqing ZhuStephen T. WuBen CarteretteHongfang LiuPublished in: J. Biomed. Informatics (2014)
Keyphrases
- query expansion
- information retrieval systems
- language model
- retrieval effectiveness
- relevance feedback
- information retrieval
- pseudo relevance feedback
- text based image retrieval
- language modeling
- relevant documents
- text retrieval
- original query
- improving search
- automatic query expansion
- ad hoc retrieval
- biomedical information retrieval
- natural language processing
- retrieved documents
- trec genomics track
- retrieval model
- query disambiguation
- multimedia
- query expansion methods
- data collections
- query terms
- document retrieval
- ranked retrieval
- retrieval systems
- medical images