Abstract. The paradigm of argumentation has been used in the literature to assign meaning to knowledge bases in general, and logic programs in particular. With this paradigm, rules...
The need for process support in the context of web services has triggered the development of many languages, systems, and standards. Industry has been developing software solutions...
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...
One of the most important qualities related to the use of information systems is arguably the usability achieved in actual use-situations. Three central criteria for usability as ...
We have created LADDER, the first language to describe how sketched diagrams in a domain are drawn, displayed, and edited. The difficulty in creating such a language is choosing...