Lucene, MetaMap, and Language Modeling: OHSU at CLEF eHealth 2013.
Steven BedrickGolnar SheikshabbafghiPublished in: CLEF (Working Notes) (2013)
Keyphrases
- language modeling
- query expansion
- language model
- information retrieval
- cross lingual
- information retrieval systems
- retrieval effectiveness
- retrieval model
- relevant documents
- pseudo relevance feedback
- ad hoc retrieval
- text retrieval
- passage retrieval
- relevance feedback
- document retrieval
- relevance model
- retrieved documents
- document ranking
- query terms
- query translation
- statistical language models
- query specific
- language modeling framework
- trec collections
- test collection
- knn
- feature selection