4296 search results - page 728 / 860 » Modeling Information Sources for Information Integration |
152
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CCS
2007
ACM
15 years 11 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
168
Voted
SIGMOD
2010
ACM
15 years 10 months ago
2010
ACM
Edit distance based string similarity join is a fundamental operator in string databases. Increasingly, many applications in data cleaning, data integration, and scientific compu...
153
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SMA
2009
ACM
15 years 11 months ago
2009
ACM
Many algorithms for shape analysis and shape processing rely on accurate estimates of differential information such as normals and curvature. In most settings, however, care must...
185
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AMIRE
2005
Springer
15 years 10 months ago
2005
Springer
Abstract. We introduce mathematically rigorous metrics on agent experiences having various temporal horizons. Sensorimotor variables accessible to the agent are treated as informat...
136
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QOFIS
2001
Springer
15 years 9 months ago
2001
Springer
With the lack of admission control and resource reservation mechanisms in the Internet, overload situations can only be avoided by having the end systems deploying congestion cont...