Sciweavers

357 search results - page 30 / 72
» Sparse data aggregation in sensor networks
Sort
View
WWW
2007
ACM
15 years 10 months ago
Optimized query planning of continuous aggregation queries in dynamic data dissemination networks
Continuous queries are used to monitor changes to time varying data and to provide results useful for online decision making. Typically a user desires to obtain the value of some ...
Rajeev Gupta, Krithi Ramamritham
TPDS
2008
176views more  TPDS 2008»
14 years 9 months ago
Adaptive Data Collection Strategies for Lifetime-Constrained Wireless Sensor Networks
Communication is a primary source of energy consumption in wireless sensor networks. Due to resource constraints, the sensor nodes may not have enough energy to report every readin...
Xueyan Tang, Jianliang Xu
CIDR
2007
185views Algorithms» more  CIDR 2007»
14 years 11 months ago
Rethinking Data Management for Storage-centric Sensor Networks
Data management in wireless sensor networks has been an area of significant research in recent years. Many existing sensor data management systems view sensor data as a continuou...
Yanlei Diao, Deepak Ganesan, Gaurav Mathur, Prasha...
INFOCOM
2009
IEEE
15 years 4 months ago
Topological Data Processing for Distributed Sensor Networks with Morse-Smale Decomposition
Abstract—We are interested in topological analysis and processing of the large-scale distributed data generated by sensor networks. Naturally a large-scale sensor network is depl...
Xianjin Zhu, Rik Sarkar, Jie Gao
ICC
2008
IEEE
168views Communications» more  ICC 2008»
15 years 4 months ago
Topology Control for Reliable Sensor-to-Sink Data Transport in Sensor Networks
— Wireless Sensor Networks (WSNs) are generally used for harsh environments involving military surveillance, emergency response, and habitat monitoring. Due to severe resource co...
Jiong Wang, Sirisha Medidi