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...
: This paper introduces the concept of Ontology based Geo-Object Catalog (OGOC). An OGOC acts as a focal point for a federation of independent geoobject sources, providing consolid...
Daniela F. Brauner, Marco A. Casanova, Carlos Jos&...
The rapid growth of available data arises the need for more sophisticated techniques for semantic access to information. It has been proved that using conceptual model or ontology...
In this paper, we propose a knowledge discovery-based approach to ontology concept design. In our approach, concept design is a stepwise activity which exploits ontology matching ...
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...