Synonym, Topic Model and Predicate-Based Query Expansion for Retrieving Clinical Documents.
Qing T. ZengDoug ReddThomas C. RindfleschJonathan R. NebekerPublished in: AMIA (2012)
Keyphrases
- query expansion
- topic models
- information retrieval
- relevant documents
- topic modeling
- language modeling framework
- text documents
- information retrieval systems
- relevance model
- latent topics
- retrieved documents
- probabilistic topic models
- latent dirichlet allocation
- query terms
- language model
- text mining
- retrieval effectiveness
- original query
- text retrieval
- pseudo relevance feedback
- document level
- relevance feedback
- language modeling
- probabilistic model
- document retrieval
- retrieval model
- pseudo feedback
- author topic model
- passage retrieval
- query specific
- text corpora
- generative model
- co occurrence
- document collections
- text analysis
- document classification
- vector space model
- search engine
- latent semantic analysis
- document clustering
- user queries