303 search results - page 7 / 61 » Supporting spatial aggregation in sensor network databases |
130
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IDEAS
2006
IEEE
15 years 8 months ago
2006
IEEE
In this paper, we present SURCH, a novel decentralized algorithm for efficient processing of queries generated in sensor networks. Unlike existing techniques, SURCH is fully dist...
204
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GIS
2005
ACM
16 years 3 months ago
2005
ACM
Recent research literature on sensor network databases has focused on finding ways to perform in-network aggregation of sensor readings to reduce the message cost. However, with t...
250
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ICDE
2006
IEEE
16 years 3 months ago
2006
IEEE
Wireless sensor networks are proving to be useful in a variety of settings. A core challenge in these networks is to minimize energy consumption. Prior database research has propo...
158
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IPSN
2004
Springer
15 years 7 months ago
2004
Springer
The efficacy of data aggregation in sensor networks is a function of the degree of spatial correlation in the sensed phenomenon. While several data aggregation (i.e., routing with...
156
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IPSN
2007
Springer
15 years 8 months ago
2007
Springer
In this paper we propose a lightweight algorithm for constructing multi-resolution data representations for sensor networks. We compute, at each sensor node u, O(log n) aggregates...