4397 search results - page 101 / 880 » Relational Algebra Operations |
DOLAP
2003
ACM
15 years 7 months ago
2003
ACM
In the last years, lots of work have been devoted to multidimensional modeling, star shape schemas and OLAP operations. However, “drill-across” has not captured as much attent...
132
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ETRICS
2006
15 years 6 months ago
2006
To cope with the complex requirements imposed on the processing of privacy-sensitive data within enterprises, the use of automatic or semi-automatic tools is gradually becoming in...
112
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SACRYPT
2007
Springer
15 years 8 months ago
2007
Springer
Abstract. The XCB mode of operation was outlined in 2004 as a contribution to the IEEE Security in Storage effort, but no security analysis was provided. In this paper, we provide...
121
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ADBIS
2004
Springer
15 years 7 months ago
2004
Springer
Many geographical applications deal with spatial objects that cannot be adequately described by determinate, crisp concepts because of their intrinsically indeterminate and vague n...
143
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CRYPTO
2005
Springer
15 years 8 months ago
2005
Springer
A black-box secret sharing scheme (BBSSS) for a given access structure works in exactly the same way over any finite Abelian group, as it only requires black-box access to group o...