464 search results - page 8 / 93 » Authorisation Using Attributes from Multiple Authorities |
ICDM
2002
IEEE
15 years 2 months ago
2002
IEEE
The Web has established itself as the dominant medium for doing electronic commerce. Consequently the number of service providers, both large and small, advertising their services...
100
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ICDE
2010
IEEE
15 years 9 months ago
2010
IEEE
Many web databases can be seen as providing partial and overlapping information about entities in the world. To answer queries effectively, we need to integrate the information abo...
108
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CORR
2011
Springer
14 years 1 months ago
2011
Springer
Many web databases can be seen as providing partial and overlapping information about entities in the world. To answer queries effectively, we need to integrate the information ab...
68
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VLDB
1997
ACM
15 years 1 months ago
1997
ACM
The result size of a query that involves multiple attributes from the same relation depends on these attributes’ joint data distribution,i.e., the frequencies of all combination...
101
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GRID
2006
Springer
14 years 9 months ago
2006
Springer
This paper presents ongoing research and current results on the development of flexible access control infrastructures for complex resource provisioning in Grid-based collaborativ...