209 search results - page 5 / 42 » Using Ontologies for Database Query Reformulation |
AGENTS
2001
Springer
14 years 1 days ago
2001
Springer
Shopping on the Internet has become a convenient way of purchasing commodities of choice. A key contribution of agent technology will be to develop personal agents that can assist...
ER
2004
Springer
14 years 28 days 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...
KDD
1994
ACM
13 years 11 months ago
1994
ACM
Semantic query optimization can dramatically speed up database query answering by knowledge intensive reformulation. But the problem of how to learn required semantic rules has no...
CAISE
2006
Springer
13 years 11 months ago
2006
Springer
This paper introduces an approach to mapping relational database contents to ontologies. The current effort is motivated by the need of including into the Semantic Web volumes of w...
WISE
2003
Springer
14 years 24 days ago
2003
Springer
In this paper, we further develop a proposed layered approach for the Semantic Web. Our objective is to build a specific solution to the problem of providing data interoperability...