1018 search results - page 98 / 204 » On the minimization of XPath queries |
W2GIS
2005
Springer
15 years 7 months ago
2005
Springer
The history management of vehicles is important in telematics applications. To process queries for history data, trajectories, we generally use trajectory-preserving index schemes ...
133
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SBACPAD
2004
IEEE
15 years 3 months ago
2004
IEEE
Modern servers access large volumes of data while running commercial workloads. The data is typically spread among several storage devices (e.g. disks). Carefully placing the data...
212
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SIGMOD
2006
ACM
16 years 1 months ago
2006
ACM
Monitoring extreme values (MAX or MIN) is a fundamental problem in wireless sensor networks (and in general, complex dynamic systems). This problem presents very different algorit...
103
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FORMATS
2004
Springer
15 years 7 months ago
2004
Springer
Abstract. We extend Angluin’s algorithm for on-line learning of regular languages to the setting of timed systems. We consider systems that can be described by a class of determi...
113
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SSD
1999
Springer
15 years 6 months ago
1999
Springer
We provide an evaluation of query execution plans (QEP) in the case of queries with one or two spatial joins. The QEPs assume R -tree indexed relations and use a common set of spat...