Keyphrases
- semantic web
- linked data
- metadata
- rdf data
- query language
- markup language
- relational data
- semantic web data
- topic maps
- data model
- data sources
- rdf graphs
- databases
- dublin core
- linked open data
- formal semantics
- inference control
- sparql queries
- semantic data
- database
- meta information
- real world
- information retrieval
- learning algorithm
- keywords
- expert systems
- relational databases