718 search results - page 3 / 144 » Supporting the Design of Ontologies for Data Access |
CAISE
2004
Springer
13 years 10 months ago
2004
Springer
This paper illustrates the OntoWeaver modelling approach, which relies on a set of comprehensive site ontologies to model all aspects of dataintensive web sites and thus offers hig...
PSSS
2003
13 years 6 months ago
2003
Abstract: We present DLDB, a knowledge base system that extends a relational database management system with additional capabilities for DAML+OIL inference. We discuss a number of ...
ECTEL
2008
Springer
13 years 7 months ago
2008
Springer
Abstract. Educational researchers need to exchange and compare their learnerinteraction data in order to benefit the learning science community as a whole. In order to support this...
SACMAT
2009
ACM
13 years 12 months ago
2009
ACM
XACML does not natively support RBAC and even the specialized XACML profiles are not able to support many relevant constraints such as static and dynamic separation of duty. Exte...
DLOG
2011
12 years 8 months ago
2011
Query answering in Ontology Based Data Access (OBDA) exploits the knowledge of an ontology’s TBox to deal with incompleteness of the ABox (or data source). Current query-answerin...