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WCNC
2008
IEEE
14 years 2 months ago
Exploiting Historical Spectrum Occupancy Information for Adaptive Spectrum Sensing
—At present wireless devices are able to select their working frequency only to a limited extend although several measurements have shown that the current spectrum regulations ar...
Matthias Wellens, Alexandre de Baynast, Petri M&au...
WOWMOM
2009
ACM
143views Multimedia» more  WOWMOM 2009»
14 years 2 months ago
Improving partial cover of Random Walks in large-scale Wireless Sensor Networks
Random Walks (RWs) have been considered for information dissemination in large scale, dynamic and unstructured environments, as they are scalable, robust to topology changes and d...
Leonidas Tzevelekas, Ioannis Stavrakakis
WINET
2010
224views more  WINET 2010»
13 years 6 months ago
Hierarchical geographic multicast routing for wireless sensor networks
Wireless sensor networks comprise typically dense deployments of large networks of small wireless capable sensor devices. In such networks, multicast is a fundamental routing servi...
Dimitrios Koutsonikolas, Saumitra M. Das, Y. Charl...
CISS
2008
IEEE
14 years 2 months ago
Distributed estimation in wireless sensor networks via variational message passing
Abstract – In this paper, a variational message passing framework is proposed for Markov random fields. Analogous to the traditional belief propagation algorithm, variational mes...
Yanbing Zhang, Huaiyu Dai
SAICSIT
2010
ACM
13 years 6 months ago
Towards energy efficient mobile communications
The rapid growth and development of wireless communication services and applications corresponds to an increase in associated energy consumption. For broadband wireless network de...
Moshe T. Masonta, Mjumo Mzyece, Ntsibane Ntlatlapa