Keyphrases
- linked data
- query processing
- rdf data
- linked open data
- semantic web
- semantic data
- structured data
- data sources
- rdf graphs
- refinement step
- data publishing
- open data
- sparql queries
- database systems
- index structure
- data integration
- structured information
- qr codes
- record linkage
- mashup
- semantic search
- cost model
- query evaluation
- query language
- xml data
- data management
- decision making
- information retrieval
- data sets