7576 search results - page 2 / 1516 » On Querying Ontologies and Databases |
DEXAW
2004
IEEE
13 years 9 months ago
2004
IEEE
The Web is moving to a new generation in which machine-understandable processing is mandatory. In order to achieve this goal it is essential to define ontologies which enable the ...
ICDT
2007
ACM
13 years 12 months ago
2007
ACM
CAISE
2005
Springer
13 years 11 months ago
2005
Springer
Abstract. Recently, the database and AI research communities have paid increased attention to ontologies. The main motivating reason is that ontologies promise solutions for comple...
SSDBM
2002
IEEE
13 years 10 months ago
2002
IEEE
This paper presents an approach to answering queries over an ontology modelled using a description logic. The ontology acts as a global schema, providing a declarative description...
ER
2004
Springer
13 years 11 months ago
2004
Springer
This paper uses a knowledge-based approach to querying heterogeneous spatial databases based on an ontology and conceptual and attribute similarities. The ontology, which may be in...