In order to provide a tailored education for learners within the ubiquitous environment, it is critical to undertake an analysis of the learning activities of learners. For this pu...
Deductive conceptualmodels(DCMs) aim at providing a complete specification of information systems,expressing only its logic component.It hasbeenshownthatDCMs have some advantagesw...
In this paper we present some of the results achieved while realizing an international research project aiming at the design and development of an Object
Bogdan D. Czejdo, Johann Eder, Tadeusz Morzy, Robe...
Distributed teams can carry out critical tasks with appropriate decision support technologies. The architecture and detailed design of a Web-based GDSS, called TeamSpirit, are dis...
Key management is the Achilles’ heel of cryptography. This work presents a novel Key-Lifecycle Management System (KLMS), which addresses two issues that have not been addressed ...