736 search results - page 132 / 148 » Detecting Wormhole Attacks in Wireless Sensor Networks |
CCS
2006
ACM
15 years 1 months ago
2006
ACM
In-network aggregation is an essential primitive for performing queries on sensor network data. However, most aggregation algorithms assume that all intermediate nodes are trusted...
IFIP12
2007
14 years 11 months ago
2007
This paper presents a novel implementation of a patient fall detection system that may be used for patient activity recognition and emergency treatment. Sensors equipped with accel...
MOBISYS
2009
ACM
15 years 10 months ago
2009
ACM
Epilepsy affects over three million Americans of all ages. Despite recent advances, more than 20% of individuals with epilepsy never achieve adequate control of their seizures. Th...
CISS
2008
IEEE
15 years 4 months ago
2008
IEEE
— In this paper, we study the problem of distributed detection in the presence of unknown carrier frequency offset (CFO) and initial phase, the issue we encounter in the emerging...
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IPSN
2007
Springer
15 years 3 months ago
2007
Springer
We study the problem of aggregating data from a sparse set of nodes in a wireless sensor network. This is a common situation when a sensor network is deployed to detect relatively...