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» Group monitoring in mobile wireless sensor networks
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IPSN
2009
Springer
16 years 1 months ago
Simultaneous placement and scheduling of sensors
We consider the problem of monitoring spatial phenomena, such as road speeds on a highway, using wireless sensors with limited battery life. A central question is to decide where ...
Andreas Krause, Ram Rajagopal, Anupam Gupta, Carlo...
ESA
2007
Springer
105views Algorithms» more  ESA 2007»
15 years 10 months ago
Finding Mobile Data: Efficiency vs. Location Inaccuracy
A token is hidden in one out of n boxes following some known probability distribution and then all the boxes are locked. The goal of a searcher is to find the token in at most D n...
Amotz Bar-Noy, Joanna Klukowska
GISCIENCE
2010
Springer
230views GIS» more  GISCIENCE 2010»
15 years 6 months ago
Detecting Change in Snapshot Sequences
Wireless sensor networks are deployed to monitor dynamic geographic phenomena, or objects, over space and time. This paper presents a new spatiotemporal data model for dynamic area...
Mingzheng Shi, Stephan Winter
WIMOB
2008
IEEE
16 years 22 days ago
An Enhanced Scheme to Defend against False-Endorsement-Based DoS Attacks in WSNs
— Node compromise is a serious threat in wireless sensor networks, as it enables an adversary to perform various attacks. Many security schemes exploit the redundancy of many wir...
Christoph Krauß, Markus Schneider, Claudia E...
MOBICOM
2010
ACM
15 years 6 months ago
Exploiting temporal stability and low-rank structure for localization in mobile networks
Localization is a fundamental operation for many wireless networks. While GPS is widely used for location determination, it is unavailable in many environments either due to its h...
Swati Rallapalli, Lili Qiu, Yin Zhang, Yi-Chao Che...