Using SPARQL to Query BioPortal Ontologies and Metadata.
Manuel SalvadoresMatthew HorridgePaul R. AlexanderRay W. FergersonMark A. MusenNatalya Fridman NoyPublished in: ISWC (2) (2012)
Keyphrases
- rdf graphs
- metadata
- semantic web
- semantic query
- database
- sparql queries
- rdf data
- semantic web technologies
- topic maps
- heterogeneous databases
- query engine
- query language
- query evaluation
- semantic mappings
- response time
- query expansion
- databases
- world wide
- database queries
- digital libraries
- data sources
- heterogeneous data
- domain ontology
- ontological framework
- multimedia
- infectious disease
- query processing
- knowledge representation
- query optimization
- query formulation
- learning objects
- semantic search
- semantic content
- knowledge base
- information integration
- semantic data
- linked data
- range queries
- keywords
- structured data
- rdf triples
- semantic information
- relevance feedback
- data management
- query execution