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» Cooperative Node Localization for Mobile Sensor Networks
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ICWN
2009
14 years 9 months ago
Wireless Sensor Network Localization With Imprecise Measurements Using Only a Quadratic Solver
The energy constrained wireless sensor nodes need very efficient localization algorithm for event detection. We propose a method for localizing the wireless sensor nodes using the ...
Maneesha V. Ramesh, K. P. Soman
WISEC
2010
ACM
15 years 4 months ago
Secure walking GPS: a secure localization and key distribution scheme for wireless sensor networks
In many applications of wireless sensor networks, sensor nodes are manually deployed in hostile environments where an attacker can disrupt the localization service and tamper with...
Qi Mi, John A. Stankovic, Radu Stoleru
DCOSS
2006
Springer
15 years 3 months ago
Evaluating Local Contributions to Global Performance in Wireless Sensor and Actuator Networks
Wireless sensor networks are often studied with the goal of removing information from the network as efficiently as possible. However, when the application also includes an actuato...
Christopher J. Rozell, Don H. Johnson
CORR
2010
Springer
167views Education» more  CORR 2010»
14 years 12 months ago
Performance Analysis of an Improved Graded Precision Localization Algorithm for Wireless Sensor Networks
In this paper an improved version of the graded precision localization algorithm GRADELOC, called IGRADELOC is proposed. The performance of GRADELOC is dependent on the regions fo...
Sanat Sarangi, Subrat Kar
ICC
2009
IEEE
168views Communications» more  ICC 2009»
15 years 6 months ago
Degrees of Freedom of Cooperative MIMO in Cellular Networks
— In cellular networks, relays and/or mobiles can cooperate to improve the overall system performance. For example, once the transmission from a base station with multiple antenn...
Si-Hyeon Lee, Sae-Young Chung