Semantic Web search based on ontological conjunctive queries.
Bettina FazzingaGiorgio GianformeGeorg GottlobThomas LukasiewiczPublished in: J. Web Semant. (2011)
Keyphrases
- semantic web
- conjunctive queries
- knowledge representation
- query answering
- data complexity
- ontology languages
- query evaluation
- integrity constraints
- np complete
- linked data
- query language
- semantic web technologies
- semantic annotation
- description logics
- query rewriting
- query containment
- dl lite
- knowledge management
- special case
- decision procedures
- owl dl
- databases
- data exchange
- data management
- database
- conceptual modeling
- information systems
- regular path queries