The term distributed computing conjures the image of a fixed network structure whose nodes support the execution of processes that communicate with each other via messages traveli...
Gruia-Catalin Roman, Gian Pietro Picco, Amy L. Mur...
In this paper we investigate two related aspects of the formalization of open interaction systems: how to specify norms, and how to enforce them by means of sanctions. The problem...
We propose an approach for the selective enforcement of access control restrictions in, possibly distributed, large data collections based on two basic concepts: i) flexible autho...
Sabrina De Capitani di Vimercati, Sara Foresti, Su...
Scenarios and goals are effective techniques for requirements definition. Goals are objectives that a system has to meet. They are elaborated into a structure that decomposes decla...
To aid designers of digital library interfaces, we present a framework for the design of information representations in terms of previews and overviews. Previews and overviews are...
Stephan Greene, Gary Marchionini, Catherine Plaisa...