OWL Ontology language can be very expressive. This could provide difficulty in ontology understanding process. We belief, that an ontology visualization equipped with intuitive int...
We present a query processing procedure for conjunctive queries in distributed ontology systems where a large ontology is divided into ontology fragments that are later distributed...
Ontologies are entities that evolve over time, therefore it is essential to represent and manage changes to ontologies along with the ontologies themselves. In this paper we propos...
An important issue for the Semantic Web is how to combine open-world ontology languages with closed-world (non-monotonic) rule paradigms. Several proposals for hybrid languages all...
Abstract—Stakeholders from several domains with local terminologies have to work together to develop and operate softwareintensive systems, like production automation systems. On...
Biomedical ontologies provide a commonly accepted scheme for the characterization of biological concepts that enable knowledge sharing and integration. Updating and maintaining an ...
Abstract. This paper discusses problems of creating and using ontology library services in production use. One approach to a solution is presented with an online implementation—t...
In this demo, we present the Cupboard system for ontology publishing, sharing and reuse. This system is intended to support both ontology engineers and ontology users/practitioners...
Ontology has been widely adopted as the basis of knowledge sharing and knowledge-based public services. However, ontology construction is a big challenge, especially in collaborati...