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132
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COMPSEC
2010
15 years 3 months ago
2010
In this paper we address the problem of reducing the role mining complexity in RBAC systems. To this aim, we propose a three steps methodology: first, we associate a weight to rol...
143
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
With the rapid progress of mobile devices and positioning technologies, Trajectory Databases (TD) have been in the core of database research during the last decade. Analysis and k...
153
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ITNG
2007
IEEE
15 years 11 months ago
2007
IEEE
Medical histories provide a rich resource for diagnoses and treatment. Similarly, consumers’ blog postings on health-related topics offer unique data for medical researchers, pr...
135
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DASFAA
2006
IEEE
15 years 10 months ago
2006
IEEE
Outlier analysis is an important task in data mining and has attracted much attention in both research and applications. Previous work on outlier detection involves different type...
143
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FIMI
2003
15 years 6 months ago
2003
A simple new algorithm is suggested for frequent itemset mining, using item probabilities as the basis for generating candidates. The method first finds all the frequent items, an...