484 search results - page 33 / 97 » Anchor-free distributed localization in sensor networks |
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...
ICDCS
2008
IEEE
14 years 2 months ago
2008
IEEE
Many event-driven localization methods have been proposed as low cost, energy efficient solutions for wireless senor networks. In order to eliminate the requirement of accurately...
DSD
2006
IEEE
14 years 2 months ago
2006
IEEE
In wireless sensor networks, the coarse grained localization is a method to compute the position of randomly distributed sensor nodes. Without optimizations, it provides low preci...
SENSYS
2009
ACM
14 years 2 months ago
2009
ACM
Energy in sensor networks is a distributed, non-transferable resource. Over time, differences in energy availability are likely to arise. Protocols like routing trees may concent...
TMC
2011
13 years 2 months ago
2011
—Mission-driven sensor networks usually have special lifetime requirements. However, the density of the sensors may not be large enough to satisfy the coverage requirement while ...