Ontology-Mediated Querying with EL: Trichotomy and Linear Datalog Rewritability.
Carsten LutzLeif SabellekPublished in: Description Logics (2017)
Keyphrases
- ontology based data access
- description logics
- dl lite
- query answering
- ontology reasoning
- knowledge base
- knowledge representation
- query rewriting
- semantic web
- expressive power
- ontology languages
- conjunctive queries
- business intelligence
- incomplete information
- schema mappings
- expert systems
- metadata
- artificial intelligence