Keyphrases
- semantic web
- feature selection
- metadata
- linked data
- black box
- rdf data
- relational data
- knowledge base
- data model
- topic maps
- information extraction
- markup language
- data sources
- semantic data
- linked open data
- rdf graphs
- global knowledge
- semantic web data
- neural network
- databases
- query language
- xml format
- web data extraction
- web information extraction
- formal semantics
- sparql queries
- database systems
- website
- inference control
- real time