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ICASSP
2008
IEEE
16 years 1 months ago
Performance characteristics of collaborative beamforming for wireless sensor networks with Gaussian distributed sensor nodes
Collaborative beamforming has been recently introduced in the context of wireless sensor networks (WSNs) to increase the transmission range of individual sensor nodes. In this pap...
Mohammed F. A. Ahmed, Sergiy A. Vorobyov
ICASSP
2008
IEEE
16 years 1 months ago
Power control in spectrum overlay networks: How to cross a multi-lane highway
—We consider power control in spectrum overlay networks (also referred to as opportunistic spectrum access) where secondary users identify and exploit instantaneous and local spe...
Wei Ren, Qing Zhao, Ashwin Swami
ICASSP
2008
IEEE
16 years 1 months ago
Belief propagation distributed estimation in sensor networks: An optimized energy accuracy tradeoff
The estimation error performance of Gaussian belief propagation based distributed estimation in a large sensor network employing random sleep strategies is explicitly evaluated fo...
John MacLaren Walsh, Phillip A. Regalia
ICASSP
2008
IEEE
16 years 1 months ago
Stream weight tuning in dynamic Bayesian networks
In this paper we present a family of algorithms for estimating stream weights for dynamic Bayesian networks with multiple observation streams. For the 2 stream case, we present a ...
Arthur Kantor, A. Hasegawa-Johnson
ICIP
2008
IEEE
16 years 1 months ago
Multi-view video streaming over P2P networks with low start-up delay
We propose to stream multi-view video over a multi-tree peerto-peer (P2P) network using the NUEPMuT protocol. Each view of the multi-view video is streamed over an independent P2P...
Engin Kurutepe, Thomas Sikora