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» Optimization via communication networks
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GLOBECOM
2009
IEEE
16 years 1 months ago
Cognitive Radio Enhancements for Legacy Networks Using Cooperative Diversity
Abstract— Two driving goals for cognitive radio (CR) technique are maximizing spectrum utilization and avoiding interference to primary users. In this paper, we deal with the CR ...
Zhanwei Sun, Ioannis Krikidis, J. Nicholas Laneman...
ACIVS
2008
Springer
16 years 25 days ago
Sub-optimal Camera Selection in Practical Vision Networks through Shape Approximation
Within a camera network, the contribution of a camera to the observations of a scene depends on its viewpoint and on the scene configuration. This is a dynamic property, as the sc...
Huang Lee, Linda Tessens, Marleen Morbée, H...
ADHOCNOW
2008
Springer
16 years 25 days ago
Geographic Routing with Early Obstacles Detection and Avoidance in Dense Wireless Sensor Networks
Existing geographic routing algorithms for sensor networks are mainly concerned with finding a path toward a destination, without explicitly addressing the impact of obstacles on ...
Luminita Moraru, Pierre Leone, Sotiris E. Nikolets...
GECCO
2007
Springer
157views Optimization» more  GECCO 2007»
16 years 19 days ago
A doubly distributed genetic algorithm for network coding
We present a genetic algorithm which is distributed in two novel ways: along genotype and temporal axes. Our algorithm first distributes, for every member of the population, a su...
Minkyu Kim, Varun Aggarwal, Una-May O'Reilly, Muri...
DSD
2006
IEEE
113views Hardware» more  DSD 2006»
16 years 16 days ago
Lifetime Analysis in Heterogeneous Sensor Networks
Wireless sensor networks (WSN) are composed of battery-driven communication entities performing multiple, usually different tasks. In order to complete a given task, all sensor no...
Falko Dressler, Isabel Dietrich