4353 search results - page 619 / 871 » Expressiveness of Process Algebras |
173
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KDD
2002
ACM
16 years 7 months ago
2002
ACM
The problem of analyzing microarray data became one of important topics in bioinformatics over the past several years, and different data mining techniques have been proposed for ...
281
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SIGMOD
2007
ACM
16 years 6 months ago
2007
ACM
Increasing monitoring of transactions, environmental parameters, homeland security, RFID chips and interactions of online users rapidly establishes new data sources and applicatio...
202
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ICDE
2010
IEEE
16 years 6 months ago
2010
IEEE
Estimation via sampling out of highly selective join queries is well known to be problematic, most notably in online aggregation. Without goal-directed sampling strategies, samples...
185
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KDD
2009
ACM
16 years 1 months ago
2009
ACM
Merchants selling products on the Web often ask their customers to share their opinions and hands-on experiences on products they have purchased. Unfortunately, reading through al...
177
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CCS
2007
ACM
16 years 25 days 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 ...