573 search results - page 26 / 115 » Mobility-Assisted Position Estimation in Wireless Sensor Net... |
65
Voted
GLOBECOM
2006
IEEE
15 years 3 months ago
2006
IEEE
— In this work, we study the topology enhancement problem of wireless sensor networks. Our research focuses on reducing the path-based vulnerability. The objective is to get as m...
CISS
2008
IEEE
15 years 4 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...
MOBIHOC
2009
ACM
15 years 10 months ago
2009
ACM
In this paper, we present a Gaussian mixture model based approach to capture the spatial characteristics of any target signal in a sensor network, and further propose a temporally...
70
Voted
ICC
2007
IEEE
15 years 4 months ago
2007
IEEE
— Many applications of wireless sensor networks (WSNs) have emerged over the last few years. In such networks resource-constrained sensor nodes are deployed to probe their surrou...
68
Voted
TPDS
2008
14 years 9 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...