Anytime Query Answering in RDF through Evolutionary Algorithms.
Eyal OrenChristophe GuéretStefan SchlobachPublished in: ISWC (2008)
Keyphrases
- query answering
- evolutionary algorithm
- data integration systems
- data exchange
- data integration
- semantic web
- data complexity
- incomplete information
- ontology mappings
- integrity constraints
- data model
- ontology languages
- linked data
- conjunctive queries
- answering queries
- query rewriting
- metadata
- knowledge base
- dl lite
- genetic algorithm
- datalog programs
- databases
- data sources
- open world
- query answers
- relational data
- rdf data
- query language
- expert systems
- graph databases
- database
- rdf graphs
- inconsistent databases
- database systems
- decision making
- formal semantics
- xml schema
- expressive power
- knowledge representation
- ontology based data access