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214
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IMC
2009
ACM
16 years 1 months ago
2009
ACM
Understanding how users behave when they connect to social networking sites creates opportunities for better interface design, richer studies of social interactions, and improved ...
195
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IMC
2009
ACM
16 years 1 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...
205
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MM
2009
ACM
16 years 1 months ago
2009
ACM
Query suggestion is an effective approach to improve the usability of image search. Most existing search engines are able to automatically suggest a list of textual query terms b...
172
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RECSYS
2009
ACM
16 years 1 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 ...
178
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SACMAT
2009
ACM
16 years 1 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...