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146
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IPCCC
2007
IEEE
15 years 7 months ago
2007
IEEE
Role-based access control and role hierarchies have been the subject of considerable research in recent years. In this paper, we consider three useful applications of a new role-b...
103
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MSWIM
2006
ACM
15 years 6 months ago
2006
ACM
A generic theoretical framework for managing critical events in ubiquitous computing systems is presented. The main idea is to automatically respond to occurrences of critical eve...
OTM
2005
Springer
15 years 6 months ago
2005
Springer
Context-aware applications rely on implicit forms of input, such as sensor-derived data, in order to reduce the need for explicit input from users. They are especially relevant for...
100
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ICDM
2003
IEEE
15 years 6 months ago
2003
IEEE
We present a framework for clustering distributed data in unsupervised and semi-supervised scenarios, taking into account privacy requirements and communication costs. Rather than...
126
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SMILE
1998
Springer
15 years 5 months ago
1998
Springer
As virtual worlds demand ever more realistic 3D models, attention is being focussed on systems that can acquire graphical models from real objects. This paper describes a system wh...