Semantics and Usage Statistics for Multi-dimensional Query Expansion.
Raphaël ThollotNicolas Kuchmann-BeaugerMarie-Aude AufaurePublished in: DASFAA (2) (2012)
Keyphrases
- query expansion
- multi dimensional
- usage statistics
- information retrieval systems
- retrieval effectiveness
- pseudo relevance feedback
- information retrieval
- language model
- text retrieval
- language modeling
- relevance feedback
- relevant documents
- automatic query expansion
- biomedical information retrieval
- retrieval model
- semantic information
- improving search
- ranked retrieval
- governmental organizations
- query terms
- digital libraries
- relevance model
- original query
- retrieved documents
- structured data
- document collections
- information extraction
- search engine