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» Data Quality and Query Cost in Wireless Sensor Networks
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MOBIHOC
2003
ACM
14 years 7 months ago
Connected sensor cover: self-organization of sensor networks for efficient query execution
Spatial query execution is an essential functionality of a sensor network, where a query gathers sensor data within a specific geographic region. Redundancy within a sensor networ...
Himanshu Gupta, Samir R. Das, Quinyi Gu
MDM
2007
Springer
147views Communications» more  MDM 2007»
14 years 1 months ago
Collaboratively Querying Sensor Networks through Handheld Devices
We envision that in some wireless sensor network applications, such as environmental monitoring, assisted living, and industrial control, handheld devices will be used from time t...
Tsz Wai Chiu, Qiong Luo
MDM
2010
Springer
188views Communications» more  MDM 2010»
13 years 6 months ago
A Distributed Technique for Dynamic Operator Placement in Wireless Sensor Networks
—We present an optimal distributed algorithm to adapt the placement of a single operator in high communication cost networks, such as a wireless sensor network. Our parameterfree...
Georgios Chatzimilioudis, Nikos Mamoulis, Dimitrio...
INFOCOM
2008
IEEE
14 years 1 months ago
Distributed Operator Placement and Data Caching in Large-Scale Sensor Networks
Abstract—Recent advances in computer technology and wireless communications have enabled the emergence of stream-based sensor networks. In such sensor networks, real-time data ar...
Lei Ying, Zhen Liu, Donald F. Towsley, Cathy H. Xi...
ICC
2007
IEEE
180views Communications» more  ICC 2007»
14 years 1 months ago
Distributed Quad-Tree for Spatial Querying in Wireless Sensor Networks
— In contrast to the traditional wireless sensor network (WSN) applications that perform only data collection and aggregation, new generation of information processing applicatio...
Murat Demirbas, Xuming Lu