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» Data fusion in sensor networks
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ICDCS
2008
IEEE
15 years 4 months ago
Data Estimation in Sensor Networks Using Physical and Statistical Methodologies
Wireless Sensor Networks (WSNs) are employed in many applications in order to collect data. One key challenge is to minimize energy consumption to prolong network lifetime. A sche...
Yingshu Li, Chunyu Ai, Wiwek P. Deshmukh, Yiwei Wu
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
AINA
2010
IEEE
15 years 3 months ago
Active Data Selection for Sensor Networks with Faults and Changepoints
Abstract—We describe a Bayesian formalism for the intelligent selection of observations from sensor networks that may intermittently undergo faults or changepoints. Such active d...
Michael A. Osborne, Roman Garnett, Stephen J. Robe...
SECON
2008
IEEE
15 years 4 months ago
Gateway Design for Data Gathering Sensor Networks
—Innovation in gateways for data gathering sensor networks has lagged compared to advances in mote-class devices, leaving us with a limited set of options for deploying such syst...
Raluca Musaloiu-Elefteri, Razvan Musaloiu-Elefteri...
INFOCOM
2007
IEEE
15 years 4 months ago
Analysis of A Loss-Resilient Proactive Data Transmission Protocol in Wireless Sensor Networks
Abstract— Many of sensor network applications require reliable data communication such that data packets can be delivered to the destination without loss. However, existing relia...
Yingqi Xu, Wang-Chien Lee, Jianliang Xu