Sciweavers

987 search results - page 134 / 198
» Attack-resilient time synchronization for wireless sensor ne...
Sort
View
MOBIHOC
2005
ACM
15 years 9 months ago
Low-coordination topologies for redundancy in sensor networks
Tiny, low-cost sensor devices are expected to be failure-prone and hence in many realistic deployment scenarios for sensor networks these nodes are deployed in higher than necessa...
Rajagopal Iyengar, Koushik Kar, Suman Banerjee
INFOCOM
2008
IEEE
15 years 4 months ago
On the Construction of a Maximum-Lifetime Data Gathering Tree in Sensor Networks: NP-Completeness and Approximation Algorithm
Abstract—Energy efficiency is critical for wireless sensor networks. The data gathering process must be carefully designed to conserve energy and extend the network lifetime. Fo...
Yan Wu, Sonia Fahmy, Ness B. Shroff
EWSN
2006
Springer
15 years 9 months ago
FlexCup: A Flexible and Efficient Code Update Mechanism for Sensor Networks
Abstract. The ability to update the program code installed on wireless sensor nodes plays an import role in the highly dynamic environments sensor networks are often deployed in. S...
Andreas Lachenmann, Daniel Minder, Kurt Rothermel,...
JPDC
2010
128views more  JPDC 2010»
14 years 8 months ago
Adaptive holistic scheduling for query processing in sensor networks
We observe two deficiencies of current query processing and scheduling techniques for sensor networks: (1) A query execution plan does not adapt to the hardware characteristics o...
Hejun Wu, Qiong Luo
SUTC
2006
IEEE
15 years 3 months ago
Detection and Repair of Software Errors in Hierarchical Sensor Networks
Abstract— Sensor networks are being increasingly deployed for collecting critical data in various applications. Once deployed, a sensor network may experience faults at the indiv...
Douglas Herbert, Yung-Hsiang Lu, Saurabh Bagchi, Z...