2821 search results - page 229 / 565 » Tracing a single user |
152
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TVCG
2008
15 years 6 months ago
2008
Several previous systems allow users to interactively explore a large input graph through cuts of a superimposed hierarchy. This hierarchy is often created using clustering algorit...
217
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INFOCOM
2010
IEEE
15 years 5 months ago
2010
IEEE
Abstract—We consider a cognitive radio network where multiple secondary users (SUs) contend for spectrum usage, using random access, over available primary user (PU) channels. Ou...
175
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GRAPHICSINTERFACE
2009
15 years 4 months ago
2009
Multi-touch interfaces allow users to translate, rotate, and scale digital objects in a single interaction. However, this freedom represents a problem when users intend to perform...
187
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TMC
2011
15 years 1 months ago
2011
— This paper establishes the equivalence between cognitive medium access and the competitive multi-armed bandit problem. First, the scenario in which a single cognitive user wish...
149
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IJNSEC
2010
15 years 1 months ago
2010
In this paper, we construct two verifiable attribute-based encryption (VABE) schemes. One is with a single authority, and the other is with multi authorities. Not only our schemes ...