Mining document, concept, and term associations for effective biomedical retrieval: introducing MeSH-enhanced retrieval models.
Jin MaoKun LuXiangming MuGang LiPublished in: Inf. Retr. J. (2015)
Keyphrases
- retrieval model
- term frequency
- language modeling framework
- effective retrieval
- document retrieval
- query terms
- retrieval systems
- information retrieval systems
- language model
- term dependence
- test collection
- vector space model
- language modeling
- term weights
- query expansion
- information retrieval
- tf idf
- retrieval effectiveness
- probabilistic retrieval models
- improvements in retrieval effectiveness
- vector space
- user queries
- retrieval framework
- text retrieval
- retrieval functions
- term dependencies
- document collections
- relevance model
- term weighting
- document representation
- passage retrieval
- ir models
- average precision
- jelinek mercer
- trec collections
- text mining
- okapi bm
- retrieval process
- relevance feedback
- relevant documents
- digital libraries
- statistical language models
- document ranking
- expert finding
- text categorization
- ad hoc information retrieval
- sentence retrieval
- query topic
- document length
- web search
- topic models
- inference network model
- structured documents
- pseudo relevance feedback
- cross lingual
- web documents
- multimedia
- search engine