830 search results - page 7 / 166 » Approximation power of directionlets |
SIAMJO
2010
13 years 5 months ago
2010
Identifying small groups of lines, whose removal would cause a severe blackout, is critical for the secure operation of the electric power grid. We show how power grid vulnerabilit...
ESA
2007
Springer
14 years 1 months ago
2007
Springer
Given a (directed or undirected) graph with edge costs, the power of a node is the maximum cost of an edge leaving it, and the power of the graph is the sum of the powers of its n...
TIT
2011
13 years 2 months ago
2011
We study the best exponential decay in the blocklength of the probability of error that can be achieved in the transmission of a single bit over the Gaussian channel with an activ...
VTC
2008
IEEE
14 years 1 months ago
2008
IEEE
—The concept of Virtual Antenna Array (VAA) is a promising approach to apply MIMO concepts in relaying systems. In order to fulfill a given Quality-of-Service (QoS) requirement ...
WIOPT
2010
IEEE
13 years 5 months ago
2010
IEEE
Abstract--Power allocation is a promising approach for optimizing the performance of mobile radio systems in interference channels. In the present paper, the non-convex objective f...