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143
Voted
IMC
2009
ACM
15 years 10 months ago
2009
ACM
With over half a billion users, Online Social Networks (OSNs) are the major new applications on the Internet. Little information is available on the network impact of OSNs, althou...
145
Voted
MM
2009
ACM
15 years 10 months ago
2009
ACM
In this paper, we present an automatic web image mining system towards building a universal human age estimator based on facial information, which is applicable to all ethnic grou...
125
Voted
RECSYS
2009
ACM
15 years 10 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 ...
135
Voted
SACMAT
2009
ACM
15 years 10 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...
147
Voted
SIGCOMM
2009
ACM
15 years 10 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...