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» Approximating power indices
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WSC
2008
15 years 2 months ago
On the approximation error in high dimensional model representation
Mathematical models are often described by multivariate functions, which are usually approximated by a sum of lower dimensional functions. A major problem is the approximation err...
Xiaoqun Wang
CORR
2011
Springer
179views Education» more  CORR 2011»
14 years 3 months ago
Approximating minimum-power edge-multicovers
Given a graph with edge costs, the power of a node is the maximum cost of an edge incident to it, and the power of a graph is the sum of the powers of its nodes. Motivated by appli...
Nachshon Cohen, Zeev Nutov
FFA
2008
82views more  FFA 2008»
14 years 11 months ago
Asymptotic behavior of the number of solutions for non-Archimedean Diophantine approximations with restricted denominators
We consider metric results for the asymptotic behavior of the number of solutions of Diophantine approximation inequalities with restricted denominators for Laurent formal power s...
Valérie Berthé, Hitoshi Nakada, Rie ...
INFOCOM
2005
IEEE
15 years 5 months ago
Power assignment for k-connectivity in wireless ad hoc networks
— The problem Min-Power k-Connectivity seeks a power assignment to the nodes in a given wireless ad hoc network such that the produced network topology is k-connected and the tot...
Xiaohua Jia, Dongsoo Kim, Sam Makki, Peng-Jun Wan,...
CORR
2008
Springer
119views Education» more  CORR 2008»
14 years 12 months ago
On the Relationship between Transmission Power and Capacity of an Underwater Acoustic Communication Channel
The underwater acoustic channel is characterized by a path loss that depends not only on the transmission distance, but also on the signal frequency. As a consequence, transmission...
Daniel Enrique Lucani, Milica Stojanovic, Muriel M...