Sciweavers

1958 search results - page 25 / 392
» Distributed Direction-Based Localization in Wireless Sensor ...
Sort
View
IEEECSA
2009
15 years 7 hour ago
A Fine-Grained Localization Scheme Using a Mobile Beacon Node for Wireless Sensor Networks
In this paper, we present a fine-grained localization algorithm for wireless sensor networks using a mobile beacon node. The algorithm is based on distance measurement using RSSI. ...
Kezhong Liu, Ji Xiong, Yongqiang Cui, Dong Han
ICWN
2007
15 years 3 months ago
A Taxonomy of Localization Schemes for Wireless Sensor Networks
Abstract Knowledge of nodes’ locations is an essential requirement for many applications. This paper surveys the current state of the art for localization schemes in sensor netwo...
Adel M. Youssef, Moustafa Youssef
WCNC
2008
IEEE
15 years 8 months ago
On the Distribution of Positioning Errors in Wireless Sensor Networks: A Simulative Comparison of Optimization Algorithms
Abstract—Recent advances in the technology of wireless electronic devices have made possible to build ad–hoc Wireless Sensor Networks (WSNs) using inexpensive nodes consisting ...
Stefano Tennina, Marco Di Renzo, Fortunato Santucc...
TSP
2012
13 years 9 months ago
Distributed Covariance Estimation in Gaussian Graphical Models
—We consider distributed estimation of the inverse covariance matrix in Gaussian graphical models. These models factorize the multivariate distribution and allow for efficient d...
Ami Wiesel, Alfred O. Hero
MOBIHOC
2006
ACM
16 years 1 months ago
Distributed localization using noisy distance and angle information
Localization is an important and extensively studied problem in ad-hoc wireless sensor networks. Given the connectivity graph of the sensor nodes, along with additional local info...
Amitabh Basu, Jie Gao, Joseph S. B. Mitchell, Giri...