325 search results - page 12 / 65 » Qualitative change detection using sensor networks based on ... |
MOBIHOC
2007
ACM
14 years 7 months ago
2007
ACM
Outlier detection has many important applications in sensor networks, e.g., abnormal event detection, animal behavior change, etc. It is a difficult problem since global informati...
DCOSS
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. Wireless sensor networks are often densely deployed for environmental monitoring applications. Collecting raw data from these networks can lead to excessive energy consum...
CISS
2008
IEEE
14 years 2 months ago
2008
IEEE
— In this paper, we present a distributed algorithm for detecting redundancies in a sensor network with no location information. We demonstrate how, in the absence of localizatio...
IPSN
2005
Springer
14 years 1 months ago
2005
Springer
We consider coverage problems in sensor networks of stationary nodes with minimal geometric data. In particular, there are no coordinates and no localization of nodes. We introduc...
ICNP
2009
IEEE
14 years 2 months ago
2009
IEEE
—Wormhole attack is a severe threat to wireless ad hoc and sensor networks. Most existing countermeasures either require specialized hardware devices or make strong assumptions o...