1018 search results - page 78 / 204 » On the minimization of XPath queries |
129
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SSDBM
2008
IEEE
15 years 8 months ago
2008
IEEE
Abstract. In recent years, there is an increasing need to monitor k nearest neighbor (k-NN) in a road network. There are existing solutions on either monitoring k-NN objects from a...
109
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GCC
2005
Springer
15 years 7 months ago
2005
Springer
DarGridⅡ is an implemented database gird system whose goal is to provide a semantic solution for integrating database resources on the web. Although many algorithms have been pro...
103
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SIGKDD
2008
15 years 1 months ago
2008
Advances in telecommunications and GPS sensors technology have made possible the collection of data like time series of locations, related to the movement of individuals. The anal...
104
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JPDC
2010
15 years 14 hour ago
2010
We observe two deficiencies of current query processing and scheduling techniques for sensor networks: (1) A query execution plan does not adapt to the hardware characteristics o...
111
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ADBIS
2009
Springer
14 years 11 months ago
2009
Springer
We consider the problem of selecting views and indexes that minimize the evaluation costs of the important queries under an upper bound on the disk space available for storing the ...