3969 search results - page 343 / 794 » Query Processing Using Ontologies |
240
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ICDE
2008
IEEE
16 years 6 months ago
2008
IEEE
We study the problem of efficiently computing diverse query results in online shopping applications, where users specify queries through a form interface that allows a mix of stru...
176
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ICDE
2010
IEEE
16 years 1 months ago
2010
IEEE
— In this paper1 we address the problem of processing continuous multi-join queries, over distributed data streams. Our approach makes use of existing work in the field of publi...
143
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WIDM
2003
ACM
15 years 10 months ago
2003
ACM
Whenever XML data must be shared by heterogeneous applications, transformations between different applicationspecific XML formats are necessary. The state-of-the-art method transf...
153
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SIGMOD
2011
ACM
14 years 7 months ago
2011
ACM
We address the problem of making online, parallel query plans fault-tolerant: i.e., provide intra-query fault-tolerance without blocking. We develop an approach that not only achi...
127
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CIDR
2007
15 years 6 months ago
2007
Sensor networks are becoming an important part of the IT landscape. Existing systems, however, are limited in two fundamental ways: lack of data independence, and poor integration...