Semantic Web Search Based on Ontological Conjunctive Queries.
Bettina FazzingaGiorgio GianformeGeorg GottlobThomas LukasiewiczPublished in: FoIKS (2010)
Keyphrases
- semantic web
- conjunctive queries
- knowledge representation
- data complexity
- query answering
- integrity constraints
- ontology languages
- query evaluation
- semantic web technologies
- semantic annotation
- np complete
- description logics
- knowledge management
- linked data
- query language
- data exchange
- query rewriting
- query containment
- decision procedures
- special case
- dl lite
- information systems
- regular path queries
- conceptual modeling
- domain ontology
- business intelligence
- object oriented
- information technology
- expert systems