3055 search results - page 258 / 611 » Conceptual Modeling for Data Integration |
161
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WSC
1997
15 years 7 months ago
1997
Model abstraction using metamodeling has demonstrated the capability to facilitate software reuse, large scale model integration, verification, and validation. Once restricted to...
178
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BMCBI
2005
15 years 5 months ago
2005
Background: The extraction of biological knowledge from genome-scale data sets requires its analysis in the context of additional biological information. The importance of integra...
142
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SOFTWARE
2002
15 years 5 months ago
2002
is the level of abstraction: a logical model ignores the constraints that the underlying database technology imposes and presents a simplified view. Sometimes physical database des...
165
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EDBT
2002
ACM
16 years 6 months ago
2002
ACM
The problem of finding contained rewritings of queries using views is of great importance in mediated data integration systems. In this paper, we first present a general approach f...
178
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AINA
2007
IEEE
16 years 6 days ago
2007
IEEE
Users commonly rely just on scarce textual annotation when their searches for images are semantic or conceptual based. Rich visual information is often thrown away in basic annota...