Knowledge necessary for the creation of business process models is distributed, consists of different types, and expresses different levels of abstraction. Its acquisition and collection into a common knowledge base, which implies integration into a single model, is the goal of the approach we...

Ontology evaluation is an integral part of the ontology development process. Errors in ontology create serious problems for the information system based on it. To our surprise, the existing systems are unable to identify most of the errors. We evaluate some well known ontologies against the...