964 search results - page 92 / 193 » Efficiently Ordering Query Plans for Data Integration |
248
Voted
ICDE
2006
IEEE
16 years 6 months ago
2006
IEEE
Relational data streams and XML streams have previously provided two separate research foci, but their unified support by a single Data Stream Management System (DSMS) is very des...
131
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GIS
2002
ACM
15 years 4 months ago
2002
ACM
This papers deals with multiway spatial joins when (i) there is limited time for query processing and the goal is to retrieve the best possible solutions within this limit (ii) the...
155
Voted
ACSAC
2003
IEEE
15 years 8 months ago
2003
IEEE
We propose an efficient and flexible system for a secure and authentic data exchange in a multiinstitutional environment, where the institutions maintain different databases and p...
142
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KAIS
2006
15 years 4 months ago
2006
Abstract. Data mining in large databases of complex objects from scientific, engineering or multimedia applications is getting more and more important. In many areas, complex dista...
140
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PCM
2001
Springer
15 years 9 months ago
2001
Springer
Developing effective and efficient retrieval techniques for multimedia data is a challenging issue in building a digital library. Unlike most previously proposed retrieval approac...