798 search results - page 2 / 160 » Detecting Topological Change Using a Wireless Sensor Network |
DCOSS
2007
Springer
13 years 9 months ago
2007
Springer
SECON
2008
IEEE
13 years 12 months ago
2008
IEEE
Abstract— In most sensor networks the nodes are static. Nevertheless, the node connectivity is subject to changes because of disruptions in wireless connectivity, transmission po...
DIALM
2005
ACM
13 years 7 months ago
2005
ACM
The identification of holes in a wireless sensor network is of primary interest since the breakdown of sensor nodes in a larger area often indicates one of the special events to ...
CORR
2007
Springer
13 years 5 months ago
2007
Springer
— We study the problem of decentralized sequential change detection with conditionally independent observations. The sensors form a star topology with a central node called fusio...
ICNP
2009
IEEE
14 years 4 days ago
2009
IEEE
—Wormhole attack is a severe threat to wireless ad hoc and sensor networks. Most existing countermeasures either require specialized hardware devices or make strong assumptions o...