On Instance-level Update and Erasure in Description Logic Ontologies.
Giuseppe De GiacomoMaurizio LenzeriniAntonella PoggiRiccardo RosatiPublished in: J. Log. Comput. (2009)
Keyphrases
- instance level
- dl lite
- description logics
- knowledge base
- query answering
- snomed ct
- knowledge representation
- ontology languages
- data complexity
- computational properties
- semantic web
- reasoning tasks
- query rewriting
- dl programs
- expressive power
- conjunctive queries
- first order logic
- computational complexity
- multiple instance
- model theoretic
- semi supervised
- reasoning services
- owl dl
- query evaluation
- data exchange
- artificial intelligence