257 search results - page 49 / 52 » Barrier coverage with wireless sensors |
WCNC
2008
IEEE
14 years 4 months ago
2008
IEEE
—We present a system-level approach to localizing and tracking users on a basis of different sources of location information. We have applied a combination of the Cricket system ...
MOBIHOC
2004
ACM
14 years 9 months ago
2004
ACM
Greedy geographic routing is attractive in wireless sensor networks due to its efficiency and scalability. However, greedy geographic routing may incur long routing paths or even ...
SECON
2008
IEEE
14 years 4 months ago
2008
IEEE
Stationary wireless sensor networks (WSNs) fail to scale when the area to be monitored is open (i.e borderless) and the physical phenomena to be monitored may migrate through a la...
EWSN
2008
Springer
14 years 9 months ago
2008
Springer
Abstract. We examine the problem of tracking dynamic boundaries occurring in natural phenomena using range sensors. Two main challenges of the boundary tracking problem are energy-...
IPPS
2005
IEEE
14 years 3 months ago
2005
IEEE
An important problem in wireless networks, such as wireless ad hoc and sensor networks, is to select a few nodes to form a virtual backbone that supports routing and other tasks s...