4842 search results - page 283 / 969 » A Calculus for Data Mapping |
155
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DAWAK
2007
Springer
16 years 23 days ago
2007
Springer
Abstract. A federated data warehouse is a logical integration of data warehouses applicable when physical integration is impossible due to privacy policy or legal restrictions. In ...
181
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CCGRID
2005
IEEE
16 years 7 days ago
2005
IEEE
While the Grid and Web Services have helped us support heterogeneous resource access through the use of service oriented architectures, they have not addressed the issue of hetero...
170
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VLDB
2004
ACM
15 years 12 months ago
2004
ACM
We consider the problem of data sharing between autonomous data sources in an environment where constraints cannot be placed on the shared contents of sources. Our solutions rely ...
230
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DILS
2004
Springer
15 years 10 months ago
2004
Springer
Abstract. Ecologists spend considerable effort integrating heterogeneous data for statistical analyses and simulations, for example, to run and test predictive models. Our research...
162
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VDA
2010
15 years 9 months ago
2010
The analysis of high-dimensional data is an important, yet inherently difficult problem. Projection techniques such as PCA, MDS, and SOM can be used to map high-dimensional data t...