In this paper, we address the problem of query formulation in the context of multi-domain integration of heterogeneous data on the Web. We argue that effectively tackling this pro...
UML activity models (activities, for short) have become widely accepted for specifying the dynamic behavior of use cases. For an adequate specification of use cases in the context...
In the corporate context, a combination of constant technological innovation and increasing competitiveness makes the management of information a huge challenge and requires decis...
Security is an elusive target in today’s high-speed and extremely complex, Web enabled, information rich business environment. This paper presents the idea that there are essent...
This thesis investigates the question whether and how ontologies such as the ones currently evolving in the Semantic Web can serve as knowledge structures for the generation of que...