369 search results - page 36 / 74 » Node capture attacks in wireless sensor networks: A system t... |
IPPS
2005
IEEE
14 years 1 months ago
2005
IEEE
— We consider a dense wireless sensor network where the radio transceivers of the sensor nodes are heavily duty-cycled in order to conserve energy. The chief purpose of the senso...
EMNETS
2007
13 years 11 months ago
2007
Deployment of a wireless sensor network (WSN) system is a critical step because theoretical models and assumptions often differ from real environmental characteristics and perform...
ISCC
2003
IEEE
14 years 28 days ago
2003
IEEE
Sensor networks have recently gained popularity for a wide spectrum of applications. When performing monitoring tasks in hostile environments, security requirements become critical...
CDC
2008
IEEE
14 years 2 months ago
2008
IEEE
— We present a dynamic optimization approach to save energy in Wireless Sensor Networks (WSN) at the link level. One of the main sources of energy waste in a WSN is idle listenin...
CISS
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract – In this paper, a variational message passing framework is proposed for Markov random fields. Analogous to the traditional belief propagation algorithm, variational mes...