492 search results - page 19 / 99 » Accurate anchor-free node localization in wireless sensor ne... |
ADHOC
2007
13 years 7 months ago
2007
One challenging issue in sensor networks is to determine where a given sensor node is physically located. This problem is especially crucial for very small sensor nodes. This pape...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
In this paper, we propose time-based localization approaches for asynchronous wireless sensor networks (WSNs), where not only clock skews but also clock offsets are present at all...
MSN
2005
Springer
14 years 1 months ago
2005
Springer
In mobile wireless sensor networks, sensors move in the monitored area at any direction and at any speed. Unlike many other networking hosts, sensor nodes do not have global addres...
ICPPW
2007
IEEE
14 years 1 months ago
2007
IEEE
With the growth in the computation capacity of sensor nodes, they are increasingly equipped to handle more complex functions. Moreover, the need to realize the complete loop of se...
TPDS
2008
13 years 7 months ago
2008
Abstract-- We consider the problem of estimating the geographic locations of nodes in a wireless sensor network where most sensors are without an effective self-positioning functio...