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129
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CORR
2007
Springer
15 years 4 months ago
2007
Springer
— The problem of resource allocation is studied for a two-user fading orthogonal multiaccess relay channel (MARC) where both users (sources) communicate with a destination in the...
125
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ESORICS
2007
Springer
15 years 10 months ago
2007
Springer
Obligations are pervasive in modern systems, often linked to access control decisions. We present a very general model of obligations as objects with state, and discuss its interac...
115
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CSFW
2007
IEEE
15 years 10 months ago
2007
IEEE
We address the programmatic realization of the access control model of security in distributed systems. Our aim is e the gap between abstract/declarative policies and their concre...
119
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AUTONOMICS
2007
ACM
15 years 8 months ago
2007
ACM
This paper revisits the fundamental trade-off between endto-end and hop-by-hop transport control. The end-to-end principle has been one of the building blocks of the Internet; but...
120
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GLOBECOM
2007
IEEE
15 years 10 months ago
2007
IEEE
— Waterfilling and mercury/waterfilling power allocation policies maximize the mutual information of independent parallel Gaussian-noise channels under an average power constra...