A well-known problem in P2P systems is freeriding, where users do not share content if there is no incentive to do so. In this paper, we distinguish lazy freeriders that are merel...
Michel Meulpolder, Johan A. Pouwelse, Dick H. J. E...
Learning semantics from annotated images to enhance content-based retrieval is an important research direction. In this paper, annotation data are assumed available for only a sub...
Although emotions elicited by the fictional world or the artefact play a part in story-driven video games, they are certainly not the focus of the experience. From a cognitive psy...
Embedded devices like smart cards can now run multiple interacting applications. A particular challenge in this domain is to dynamically integrate diverse security policies. In th...
Secure computer systems use both mandatory and discretionary access controls to restrict the flow of information through legitimate communication channels such as files, shared ...