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MOBIHOC
2008
ACM
14 years 7 months ago
Improving sensor network immunity under worm attacks: a software diversity approach
Because of cost and resource constraints, sensor nodes do not have a complicated hardware architecture or operating system to protect program safety. Hence, the notorious buffer-o...
Yi Yang, Sencun Zhu, Guohong Cao
ICC
2008
IEEE
142views Communications» more  ICC 2008»
14 years 2 months ago
A Comprehensive Analytical Model for IEEE 802.11e QoS Differentiation Schemes under Unsaturated Traffic Loads
Arbitrary Inter-frame Space (AIFS), Contention Window (CW) and Transmission Opportunity (TXOP) are three important Quality-of-Service (QoS) differentiation schemes specified in the...
Jia Hu, Geyong Min, Michael E. Woodward, Weijia Ji...
SECON
2007
IEEE
14 years 2 months ago
Quasi-static Centralized Rate Allocation for Sensor Networks
— Rate control for congestion mitigation and avoidance has received significant attention in the sensor networks literature. Existing rate control schemes dynamically assign rat...
Fang Bian, Sumit Rangwala, Ramesh Govindan
VTS
2006
IEEE
102views Hardware» more  VTS 2006»
14 years 2 months ago
Energy Efficient Software-Based Self-Test for Wireless Sensor Network Nodes
We consider self-testing of complete wireless nodes in the field through a low-energy software-based selftest (SBST) method. Energy consumption is optimized both for individual co...
Rong Zhang, Zeljko Zilic, Katarzyna Radecka
CISS
2008
IEEE
14 years 2 months ago
Distributed estimation in wireless sensor networks via variational message passing
Abstract – In this paper, a variational message passing framework is proposed for Markov random fields. Analogous to the traditional belief propagation algorithm, variational mes...
Yanbing Zhang, Huaiyu Dai