295 search results - page 17 / 59 » Tuning query performance in mobile sensor databases |
IJOCI
2010
14 years 6 months ago
2010
We present a time-efficient approach to index objects moving on the plane to efficiently answer range queries about their future positions. Each object is moving with non small ve...
161
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SIGMOD
2006
ACM
15 years 9 months ago
2006
ACM
Integration systems typically support only a restricted set of queries over the schema they export. The reason is that the participating information sources contribute limited con...
COMCOM
2007
14 years 9 months ago
2007
— Wireless sensor network is an emerging technology that enables remote monitoring objects and environment. This paper proposes a protocol to track a mobile object in a sensor ne...
84
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ICPPW
2003
IEEE
15 years 2 months ago
2003
IEEE
Users have been demanding information “anytime, anywhere”. The notion of accessing diverse and autonomous information repositories with different APIs is not accepted. This ha...
158
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ICDE
2004
IEEE
15 years 10 months ago
2004
IEEE
In the emerging area of sensor-based systems, a significant challenge is to develop scalable, fault-tolerant methods to extract useful information from the data the sensors collec...