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182
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SACMAT
2009
ACM
16 years 1 months ago
2009
ACM
XACML does not natively support RBAC and even the specialized XACML profiles are not able to support many relevant constraints such as static and dynamic separation of duty. Exte...
145
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SIGECOM
2009
ACM
16 years 1 months ago
2009
ACM
Motivated by the prevalence of online questionnaires in electronic commerce, and of multiple-choice questions in such questionnaires, we consider the problem of eliciting truthful...
162
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VRML
2009
ACM
16 years 1 months ago
2009
ACM
This work discusses a model and an architecture for interactive stories to be displayed on the net, designed for being independent from the specific story represented and suitabl...
174
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GLOBECOM
2008
IEEE
16 years 1 months ago
2008
IEEE
—The design of optimal opportunistic multicast scheduling (OMS) that maximizes the throughput of cellular networks is investigated. In a cellular network, the base station (BS) t...
164
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GLOBECOM
2008
IEEE
16 years 1 months ago
2008
IEEE
— A novel, practical and low-complexity multi-cell OFDMA downlink channel assignment method using a graphbased approach is proposed in this work. The inter-cell interference (ICI...