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GLOBECOM
2010
IEEE
13 years 5 months ago
A Distributed Wake-Up Scheduling for Opportunistic Forwarding in Wireless Sensor Networks
In wireless sensor networks (WSNs), sensor nodes are typically subjected to energy constraints and often prone to topology changes. While duty cycling has been widely used for ener...
Chul-Ho Lee, Do Young Eun
ICASSP
2009
IEEE
14 years 2 months ago
Semi-definite programming approach to sensor network node localization with anchor position uncertainty
The problem of node localization in a wireless sensor network (WSN) with the use of the incomplete and noisy distance measurements between nodes as well as anchor position informa...
Kenneth Wing-Kin Lui, Wing-Kin Ma, Hing-Cheung So,...
ICNP
2003
IEEE
14 years 25 days ago
Data Dissemination with Ring-Based Index for Wireless Sensor Networks
In current sensor networks, sensor nodes are capable of not only measuring real world phenomena, but also storing, processing and transferring these measurements. Many data dissem...
Wensheng Zhang, Guohong Cao, Thomas F. La Porta
ALGOSENSORS
2009
Springer
14 years 2 months ago
Improved Approximation Algorithms for Maximum Lifetime Problems in Wireless Networks
A wireless ad-hoc network is a collection of transceivers positioned in the plane. Each transceiver is equipped with a limited battery charge. The battery charge is then reduced a...
Zeev Nutov, Michael Segal
CNSR
2008
IEEE
189views Communications» more  CNSR 2008»
14 years 2 months ago
Secure Health Monitoring Network against Denial-Of-Service Attacks Using Cognitive Intelligence
Secure and energy efficient transmission is a main concern in many wireless sensor network applications. In this paper, two types of denial-of-service attacks that affect the rout...
Rajani Muraleedharan, Lisa Ann Osadciw