1208 search results - page 163 / 242 » Channel abstractions for network security |
170
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COCOON
2008
Springer
15 years 8 months ago
2008
Springer
Abstract. We model a network in which messages spread by a simple directed graph G = (V, E) [1] and a function : V N mapping each v V to a positive integer less than or equal to...
192
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JSAC
2007
15 years 6 months ago
2007
Abstract— Distributed space-time coding is a means of achieving diversity through cooperative communication in a wireless relay network. In this paper, we consider a transmission...
178
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INFOCOM
2010
IEEE
15 years 4 months ago
2010
IEEE
Abstract—The queueing performance of a (secondary) cognitive user is investigated for a hierarchical network where there are N independent and identical primary users. Each prima...
178
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WIOPT
2010
IEEE
15 years 4 months ago
2010
IEEE
Abstract—Development of dynamic spectrum access and allocation techniques recently have made feasible the vision of cognitive radio systems. However, a fundamental question arise...
146
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ACSAC
2003
IEEE
15 years 11 months ago
2003
IEEE
Understanding the nature of the information flowing into and out of a system or network is fundamental to determining if there is adherence to a usage policy. Traditional methods...