Sciweavers

1017 search results - page 26 / 204
» On the Computational Complexity of Sensor Network Localizati...
Sort
View
TWC
2008
155views more  TWC 2008»
13 years 8 months ago
Distributed sensor network localization using SOCP relaxation
The goal of the sensor network localization problem is to determine positions of all sensor nodes in a network given certain pairwise noisy distance measurements and some anchor no...
Seshan Srirangarajan, Ahmed H. Tewfik, Zhi-Quan Lu...
IEEECSA
2009
13 years 6 months 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
MOBIDE
2006
ACM
14 years 2 months ago
GPS-Free node localization in mobile wireless sensor networks
An important problem in mobile ad-hoc wireless sensor networks is the localization of individual nodes, i.e., each node’s awareness of its position relative to the network. In t...
Hüseyin Akcan, Vassil Kriakov, Hervé B...
INFOCOM
2009
IEEE
14 years 3 months ago
Topological Data Processing for Distributed Sensor Networks with Morse-Smale Decomposition
Abstract—We are interested in topological analysis and processing of the large-scale distributed data generated by sensor networks. Naturally a large-scale sensor network is depl...
Xianjin Zhu, Rik Sarkar, Jie Gao
PERCOM
2009
ACM
14 years 3 months ago
Look-ahead Geographic Routing for Sensor Networks
— As sensor networks are deployed over various terrains, the complexity of their topology continues to grow. Voids in networks often cause existing geographic routing algorithms ...
Jiaxi You, Dominik Lieckfeldt, Qi Han, Jakob Salzm...