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PERCOM
2010
ACM
14 years 4 months ago
2010
ACM
In this paper, we propose an algorithm to estimate 2D shapes and positions of obstacles such as buildings using GPS and wireless communication history of mobile nodes. Our algorith...
ISCC
2008
IEEE
15 years 3 months ago
2008
IEEE
Determining where a given sensor is physically located is a challenging issue. In this paper, we address the localization problem where, initially, a certain number of sensors cal...
WS
2004
ACM
15 years 2 months ago
2004
ACM
In many applications of wireless sensor networks (WSN), sensors are deployed un-tethered in hostile environments. For locationaware WSN applications, it is essential to ensure tha...
VTC
2006
IEEE
15 years 3 months ago
2006
IEEE
Distributed localization in wireless sensor networks has attracted significant interest in recent years. In this paper, we propose two improvements towards the DV-Hop algorithm: th...
NETWORK
2008
14 years 9 months ago
2008
Realistic, complex, outdoor environments pose significant challenges for node localization in Wireless Sensor Networks. In spite of the fact that many elegant and clever solutions...