3969 search results - page 162 / 794 » Query Processing Using Ontologies |
146
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EDBT
2008
ACM
16 years 3 months ago
2008
ACM
Data stream processing systems have become ubiquitous in academic and commercial sectors, with application areas that include financial services, network traffic analysis, battlef...
134
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SEKE
2005
Springer
15 years 8 months ago
2005
Springer
Software Engineering Environments (SEEs) are systems designed to support software development and maintenance, and also for supporting project control and management. They provide ...
126
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SSD
1999
Springer
15 years 7 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...
233
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SIGMOD
2006
ACM
16 years 3 months ago
2006
ACM
In this paper, we present the design, implementation, and evaluation of a system that executes complex event queries over real-time streams of RFID readings encoded as events. The...
135
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SIGMOD
2002
ACM
16 years 3 months ago
2002
ACM
The widespread distribution and availability of smallscale sensors, actuators, and embedded processors is transforming the physical world into a computing platform. One such examp...