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IPPS
2009
IEEE
16 years 1 months ago
BarterCast: A practical approach to prevent lazy freeriding in P2P networks
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...
MIR
2005
ACM
141views Multimedia» more  MIR 2005»
16 years 10 days ago
A mutual semantic endorsement approach to image retrieval and context provision
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...
Jia Li
DIGRA
2005
Springer
16 years 9 days ago
A Cognitive Psychological Approach to Gameplay Emotions
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...
Bernard Perron
EMSOFT
2004
Springer
16 years 5 days ago
A model-based approach to integrating security policies for embedded devices
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...
Michael McDougall, Rajeev Alur, Carl A. Gunter
ACSAC
2002
IEEE
15 years 11 months ago
A Practical Approach to Identifying Storage and Timing Channels: Twenty Years Later
Secure computer systems use both mandatory and discretionary access controls to restrict the flow of information through legitimate communication channels such as files, shared ...
Richard A. Kemmerer