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» Online data cleaning in wireless sensor networks
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MOBIHOC
2009
ACM
16 years 2 months ago
Secure multidimensional range queries in sensor networks
Most future large-scale sensor networks are expected to follow a two-tier architecture which consists of resource-rich master nodes at the upper tier and resource-poor sensor node...
Rui Zhang, Jing Shi, Yanchao Zhang
SECON
2007
IEEE
15 years 7 months ago
On the Prevalence of Sensor Faults in Real-World Deployments
—Various sensor network measurement studies have reported instances of transient faults in sensor readings. In this work, we seek to answer a simple question: How often are such ...
Abhishek Sharma, Leana Golubchik, Ramesh Govindan
PERCOM
2010
ACM
14 years 12 months ago
Resilient image sensor networks in lossy channels using compressed sensing
—Data loss in wireless communications greatly affects the reconstruction quality of a signal. In the case of images, data loss results in a reduction in quality of the received i...
Scott Pudlewski, Arvind Prasanna, Tommaso Melodia
DSN
2005
IEEE
15 years 7 months ago
LITEWORP: A Lightweight Countermeasure for the Wormhole Attack in Multihop Wireless Networks
In multihop wireless systems, such as ad-hoc and sensor networks, the need for cooperation among nodes to relay each other’s packets exposes them to a wide range of security att...
Issa Khalil, Saurabh Bagchi, Ness B. Shroff
RTSS
2006
IEEE
15 years 7 months ago
Prediction-Based QoS Management for Real-Time Data Streams
With the emergence of large wired and wireless sensor networks, many real-time applications need to operate on continuous unbounded data streams. At the same time, many of these s...
Yuan Wei, Vibha Prasad, Sang Hyuk Son, John A. Sta...