485 search results - page 12 / 97 » Processing complex aggregate queries over data streams |
216
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GIS
2004
ACM
16 years 1 months ago
2004
ACM
Spatial, temporal and spatio-temporal aggregates over continuous streams of remotely sensed image data build a fundamental operation in many applications in the environmental scie...
116
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FQAS
2009
Springer
15 years 7 months ago
2009
Springer
Abstract. Controlled languages (CLs) are ambiguity-free subsets of natural languages such as English offering a good trade-off between the formal rigor of ontology and query langua...
138
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DEBS
2009
ACM
15 years 7 months ago
2009
ACM
We address the problem of processing continuous multi-join queries, over distributed data streams, making use of existing work in the field of publish/subscribe systems. We show ...
133
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EDBTW
2006
Springer
15 years 4 months ago
2006
Springer
Several query languages have been proposed for managing data streams in modern monitoring applications. Continuous queries expressed in these languages usually employ windowing con...
91
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ICDE
2010
IEEE
16 years 6 days ago
2010
IEEE
In today's Internet applications or sensor networks we often encounter large amounts of data spread over many physically distributed nodes. The sheer volume of the data and ba...