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...
Martin Peim, Enrico Franconi, Norman W. Paton, Car...
Z39.50 is a client/server protocol widely used in digital libraries and museums for searching and retrieving information spread over a number of heterogeneous sources. To overcome ...
Describing relational data sources (i.e. databases) by means of ontologies constitutes the foundation of most of the semantic based approaches to data access and integration. In sp...
Service-oriented Computing (SoC) in general, and e-service orchestrations in particular have the potential to increase reuse and to ease maintainability. Typically, interoperating ...
Johann Oberleitner, Florian Rosenberg, Schahram Du...
of abstractions a middleware system makes available to applications, they figure prominently in determining the breadth and variety of application integration that the middleware s...