978 search results - page 46 / 196 » Xyleme Query Architecture |
167
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SSD
2007
Springer
16 years 8 days ago
2007
Springer
The ability to continuously monitor the positions of mobile objects is important in many applications. While most past work has been set in Euclidean spaces, the mobile objects rel...
154
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ICDCS
1996
IEEE
15 years 10 months ago
1996
IEEE
Access to large numbers of data sources introduces new problems for users of heterogeneous distributed databases. End users and application programmers must deal with unavailable ...
240
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VLDB
2009
ACM
16 years 5 months ago
2009
ACM
In this paper, we study the problem of continuous monitoring of reverse k nearest neighbor queries. Existing continuous reverse nearest neighbor monitoring techniques are sensitive...
175
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HPCS
2006
IEEE
16 years 6 days ago
2006
IEEE
This paper presents collaborative agents system architecture approach for data dissemination in a wireless sensor network (WSN). This system architecture consists of four layers o...
143
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GEOS
2005
Springer
15 years 11 months ago
2005
Springer
This paper analyses reported difficulties in spatial data retrieval from Internet portals, based on results from an empirical survey. The analysis reveals the problems which cause ...