511 search results - page 30 / 103 » Approximate Selection Queries over Imprecise Data |
155
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DASFAA
2007
IEEE
16 years 10 days ago
2007
IEEE
Abstract. Moving object environments are characterized by large numbers of objects continuously sending location updates. At times, data arrival rates may spike up, causing the loa...
145
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BTW
2005
Springer
15 years 11 months ago
2005
Springer
Abstract: An effective processing and analysis of data streams is of utmost importance for a plethora of emerging applications like network monitoring, traffic management, and fi...
144
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GIS
1999
ACM
15 years 10 months ago
1999
ACM
: The paper is concerned with the effective and efficient processing of spatiotemporal selection queries under varying degrees of approximation. Such queries may employ operators l...
148
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CIKM
1999
Springer
15 years 10 months ago
1999
Springer
On-line analytical processing (OLAP) requires e cient processing of complex decision support queries over very large databases. It is well accepted that pre-computed data cubes ca...
274
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
Ranking queries are essential tools to process large amounts of probabilistic data that encode exponentially many possible deterministic instances. In many applications where unce...