2903 search results - page 148 / 581 » On the univalence of an integral operator |
164
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DOLAP
2004
ACM
15 years 12 months ago
2004
ACM
Accurate summary data is of paramount concern in data warehouse systems; however, there have been few attempts to completely characterize the ability to summarize measures. The su...
176
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ECP
1997
Springer
15 years 10 months ago
1997
Springer
Systems that act autonomously in the environment have to be able to integrate three basic behaviors: planning, execution, and learning. Planning involves describing a set of action...
287
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ICDE
2006
IEEE
16 years 7 months ago
2006
IEEE
Data integration from multiple autonomous data sources has emerged as an important practical problem. The key requirement for such data integration is that owners of such data nee...
160
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EDBTW
2010
Springer
15 years 9 months ago
2010
Springer
The vision of dataspaces has been articulated as providing various of the benefits of classical data integration but with reduced up-front costs, which, combined with opportunitie...
158
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SIGMOD
2004
ACM
16 years 6 months ago
2004
ACM
Ranking is an important property that needs to be fully supported by current relational query engines. Recently, several rank-join query operators have been proposed based on rank...