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186
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CIKM
2010
Springer
15 years 5 months ago
2010
Springer
The major challenge in mining data streams is the issue of concept drift, the tendency of the underlying data generation process to change over time. In this paper, we propose a g...
167
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SACMAT
2003
ACM
16 years 23 hour ago
2003
ACM
This paper presents an approach that uses special purpose RBAC constraints to base certain access control decisions on context information. In our approach a context constraint is...
224
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SIGMOD
2011
ACM
14 years 9 months ago
2011
ACM
Probabilistic database systems have successfully established themselves as a tool for managing uncertain data. However, much of the research in this area has focused on efficient...
205
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CVPR
2000
IEEE
16 years 8 months ago
2000
IEEE
While real scenes produce a wide range of brightness variations, vision systems use low dynamic range image detectors that typically provide 8 bits of brightness data at each pixe...
183
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SEMWEB
2009
Springer
16 years 1 months ago
2009
Springer
Abstract. Currently a large number of Web sites are driven by Content Management Systems (CMS) which manage textual and multimedia content but also inherently - carry valuable info...