253 search results - page 36 / 51 » Close pair queries in moving object databases |
177
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ICDT
2009
ACM
16 years 14 days ago
2009
ACM
The need to manage diverse information sources has triggered the rise of very loosely structured data models, known as "dataspace models." Such information management sy...
120
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CIKM
2009
Springer
15 years 6 months ago
2009
Springer
We study the problem of continuous monitoring of top-k queries over multiple non-synchronized streams. Assuming a sliding window model, this general problem has been a well addres...
156
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SIGMOD
2007
ACM
15 years 12 months ago
2007
ACM
An important problem for many location-based applications is the continuous evaluation of proximity relations among moving objects. These relations express whether a given set of ...
119
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GIS
2010
ACM
14 years 10 months ago
2010
ACM
In this paper we focus on the problem of continuously monitoring the set of Reverse k-Nearest Neighbors (RkNNs) of a query object in a moving object database using a client server...
106
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TKDE
2011
14 years 3 months ago
2011
Given a positive value r, a distance based range query returns the objects that lie within the distance r of the query location.
In this paper, we focus on the distance based rang...