The mediator-wrapper approach to integrate data from heterogeneous data sources has usually been centralized in the sense that a single mediator system is placed between a number o...
— Distributed Denial of Service (DDoS) attacks pose a serious threat to service availability of the victim network by severely degrading its performance. Recently, there has been...
Location monitoring systems are used to detect human activities and provide monitoring services, e.g., aggregate queries. In this paper, we consider an aggregate location monitori...
Location-Aware applications for supporting the mobile user as well as logistics of movable objects have proven significant relevance for future telecommunication and computing. Ba...
Architectural description languages are a useful tool for modeling complex systems at a high level of abstraction. If based on formal methods, they can also serve for enabling the...