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RECSYS
2009
ACM
15 years 4 months ago
2009
ACM
We present an incentive-based architecture for providing recommendations in a social network. We maintain a distinct reputation system for each individual and we rely on users to ...
SACMAT
2009
ACM
15 years 4 months ago
2009
ACM
Traditional access control models, such as Role-Based Access Control (RBAC), do not take into account contextual information, such as location and time, for making access decision...
SIGCOMM
2009
ACM
15 years 4 months ago
2009
ACM
While some empirical studies on Online Social Networks (OSNs) have examined the growth of these systems, little is known about the patterns of decline in user population or user a...
SIGCOMM
2009
ACM
15 years 4 months ago
2009
ACM
It is envisaged that services and applications will migrate to a cloud-computing paradigm where thin-clients on userdevices access, over the network, applications hosted in data c...
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SIGMETRICS
2009
ACM
15 years 4 months ago
2009
ACM
Disseminating a piece of information, or updates for a piece of information, has been shown to benefit greatly from simple randomized procedures, sometimes referred to as gossipi...