329 search results - page 4 / 66 » Distributed Push-pull Estimation for node localization in wi... |
CORR
2008
Springer
13 years 7 months ago
2008
Springer
A distributed adaptive algorithm to estimate a time-varying signal, measured by a wireless sensor network, is designed and analyzed. The presence of measurement noises and of packe...
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...
TSP
2010
13 years 2 months ago
2010
Abstract--Time synchronization and localization are two important issues in wireless sensor networks. Although these two problems share many aspects in common, they are traditional...
ICWN
2003
13 years 9 months ago
2003
Abstract— We consider the problem of determining the positions of wireless nodes using range measurements from multiple, sparsely located, beacon stations with known locations. A...
TSP
2012
12 years 3 months ago
2012
—We consider distributed estimation of the inverse covariance matrix in Gaussian graphical models. These models factorize the multivariate distribution and allow for efficient d...