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KR
2000
Springer
15 years 10 months ago
Finding Admissible and Preferred Arguments Can be Very Hard
Bondarenko et al. have recently proposed an extension of the argumentation-theoretic semantics of admissible and preferred arguments, originally proposed for logic programming onl...
Yannis Dimopoulos, Bernhard Nebel, Francesca Toni
COCOA
2008
Springer
15 years 8 months ago
New Algorithms for k-Center and Extensions
The problem of interest is covering a given point set with homothetic copies of several convex containers C1,...,Ck, while the objective is to minimize the maximum over the dilatat...
René Brandenberg, Lucia Roth
NETWORKING
2008
15 years 7 months ago
On the Social Cost of Distributed Selfish Content Replication
We study distributed content replication networks formed voluntarily by selfish autonomous users, seeking access to information objects that originate from distant servers. Each us...
Gerasimos G. Pollatos, Orestis Telelis, Vassilis Z...
CCE
2008
15 years 6 months ago
Chemical supply chain network optimization
Chemical supply chain networks provide large opportunities for cost reductions through the redesign of the flow of material from producer to customer. In this paper we present a m...
Jeff Ferrio, John Wassick
CORR
2006
Springer
109views Education» more  CORR 2006»
15 years 6 months ago
Hierarchical Cooperation Achieves Optimal Capacity Scaling in Ad Hoc Networks
n source and destination pairs randomly located in an area want to communicate with each other. Signals transmitted from one user to another at distance r apart are subject to a po...
Ayfer Özgür, Olivier Lévêqu...