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111
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IJNSEC
2008
15 years 3 months ago
2008
A scheme for general group oriented ID-based cryptosystems is proposed. This scheme allows an authorized subset in the general access structure to cooperatively decrypt the cipher...
106
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AAIM
2007
Springer
15 years 9 months ago
2007
Springer
The Generalized Maximum Dispersion problem asks for a partition of a given graph into p vertex-disjoint sets, each of them having at most k vertices. The goal is to maximize the to...
125
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JGO
2008
15 years 3 months ago
2008
Abstract In this paper a basic structural problem in Generalized Semi-Infinite Programming is solved. In fact, under natural and generic assumptions we show that at any (local) min...
92
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GLOBECOM
2006
IEEE
15 years 9 months ago
2006
IEEE
Abstract— In this paper, we propose a non-commutative keyexchange scheme which generalizes the classical ElGamal Cipher to polycyclic groups. We will explore other classes of gro...
134
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SIGECOM
2005
ACM
15 years 9 months ago
2005
ACM
The family of Vickrey-Clarke-Groves (VCG) mechanisms is arguably the most celebrated achievement in truthful mechanism design. However, VCG mechanisms have their limitations. They...