601 search results - page 22 / 121 » Error estimation in wireless sensor networks |
CISS
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract – In this paper, a variational message passing framework is proposed for Markov random fields. Analogous to the traditional belief propagation algorithm, variational mes...
TPDS
2008
13 years 8 months ago
2008
Abstract-- We consider the problem of estimating the geographic locations of nodes in a wireless sensor network where most sensors are without an effective self-positioning functio...
ICDCS
2005
IEEE
14 years 1 months ago
2005
IEEE
The process of computing the physical locations of nodes in a wireless sensor network is known as localization. Selflocalization is critical for large-scale sensor networks becaus...
ICASSP
2009
IEEE
14 years 2 months ago
2009
IEEE
We study state estimation via wireless sensor networks over fading channels affected by random packet loss. In the configuration examined, the sensors send their measurements to ...
ICASSP
2008
IEEE
14 years 2 months ago
2008
IEEE
We consider state estimation of a Markov stochastic process using an ad hoc wireless sensor network (WSN) based on noisy linear observations. Due to power and bandwidth constraint...