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128
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SACMAT
2004
ACM
15 years 8 months ago
2004
ACM
In order to provide a general access control methodology for parts of XML documents, we propose combining rolebased access control as found in the Role Graph Model, with a methodo...
120
Voted
SACMAT
2004
ACM
15 years 8 months ago
2004
ACM
In the era of Ubiquitous Computing and world–wide data transfer mobility, as an innovative aspect of professional activities, imposes new and complex problems of mobile and dist...
108
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SC
2004
ACM
15 years 8 months ago
2004
ACM
The solution of elliptic diffusion operators is the computational bottleneck in many simulations in a wide range of engineering and scientific disciplines. We present a truly sca...
103
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SIGCSE
2004
ACM
15 years 8 months ago
2004
ACM
An important question that must be addressed in a coherent computing curriculum is which programming environments to use across the curriculum. For Java, currently the most widely...
124
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SIGECOM
2004
ACM
15 years 8 months ago
2004
ACM
We introduce new online models for two important aspects of modern financial markets: Volume Weighted Average Price trading and limit order books. We provide an extensive study o...