Using Ontology Dimensions and Negative Expansion to solve Precise Queries in the ImageCLEF Medical Task.
Jean-Pierre ChevalletJoo-Hwee LimSaïd RadhouaniPublished in: CLEF (Working Notes) (2005)
Keyphrases
- semantic query
- query language
- medical image annotation
- query processing
- domain specific
- user queries
- positive and negative
- response time
- efficient processing
- web search engines
- database
- knowledge base
- query evaluation
- knowledge representation
- domain ontology
- ad hoc retrieval
- image retrieval
- data sources
- medical data
- medical domain
- owl dl ontologies