27756 search results - page 239 / 5552 » Process Query Systems |
121
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SBBD
2003
15 years 4 months ago
2003
A common requirement of many scientific applications is the ability to process queries involving expensive predicates corresponding to user programs. Optimizing such queries is ha...
249
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ICDE
2009
IEEE
16 years 4 months ago
2009
IEEE
Abstract-- We consider a novel problem of top-k query processing under budget constraints. We provide both a framework and a set of algorithms to address this problem. Existing alg...
128
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DEXAW
2005
IEEE
15 years 8 months ago
2005
IEEE
Increasing popularity of XML and P2P networks has generated much interest in distributed processing of XML data. We propose a novel solution organized around a mediator capable of...
136
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PVLDB
2008
15 years 2 months ago
2008
Time series data is common in many settings including scientific and financial applications. In these applications, the amount of data is often very large. We seek to support pred...
141
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TKDE
2010
15 years 1 months ago
2010
—Recently, many new applications, such as sensor data monitoring and mobile device tracking, raise up the issue of uncertain data management. Compared to “certain” data, the ...