Sciweavers

613 search results - page 50 / 123
» A Walking Beacon-Assisted Localization in Wireless Sensor Ne...
Sort
View
INFOCOM
2011
IEEE
14 years 1 months ago
Fine-grained location-free planarization in wireless sensor networks
—Extracting planar graph from network topologies is of great importance for efficient protocol design in wireless ad hoc and sensor networks. Previous techniques of planar topol...
Dezun Dong, Yunhao Liu, Xiangke Liao, Xiang-Yang L...
ICW
2005
IEEE
171views Communications» more  ICW 2005»
15 years 3 months ago
State-Driven Energy Optimization in Wireless Sensor Networks
Most sensor network applications require quality of service guarantees on a network-wide basis, suggesting the need for global network cost optimization. The dynamic and nonunifor...
Raja Jurdak, Pierre Baldi, Cristina Videira Lopes
ALGOSENSORS
2007
Springer
15 years 1 months ago
Efficient Sensor Network Design for Continuous Monitoring of Moving Objects
We study the problem of localizing and tracking multiple moving targets in wireless sensor networks, from a network design perspective i.e. towards estimating the least possible n...
Sotiris E. Nikoletseas, Paul G. Spirakis
SERSCISA
2010
Springer
14 years 8 months ago
Energy Efficiency of Collaborative Communication with Imperfect Frequency Synchronization in Wireless Sensor Networks
Collaborative communication produces significant (N2 where N is number of nodes used for collaboration) power gain and overcomes the effect of fading. With imperfect frequency sync...
Husnain Naqvi, Stevan M. Berber, Zoran A. Salcic
GIS
2008
ACM
15 years 11 months ago
Detecting basic topological changes in sensor networks by local aggregation
Wireless sensor networks (WSNs) can provide real-time information about geospatial environments, and so have the potential to play an important role in the monitoring of geographi...
Jixiang Jiang, Michael F. Worboys