7576 search results - page 5 / 1516 » On Querying Ontologies and Databases |
COOPIS
2003
IEEE
14 years 23 days ago
2003
IEEE
The use of semantic knowledge in its various forms has become an important aspect in managing data in database and information systems. In the form of integrity constraints, it ha...
DASFAA
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract. This demonstration presents OntoDB, a prototype that allows to store explicitly in the database not only the data, but also the conceptual model defining the structure o...
BNCOD
2003
13 years 8 months ago
2003
In this paper we describe a query paradigm based on ontologies, aggregate table-driven querying and expansion of QBE. It has two novel features: visually specifying aggregate table...
DILS
2006
Springer
13 years 11 months ago
2006
Springer
The Open Biomedical Ontologies (OBO) is a consortium that serves as a repository of ontologies that are structured like directed acyclic graphs. In this paper we present a language...
WISE
2003
Springer
14 years 22 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...