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EDBT
2010
ACM
15 years 5 months ago
2010
ACM
Data privacy laws have appeared recently, such as the HIPAA laws for protecting medical records, and the PCI guidelines for protecting Credit Card information. Data privacy can be...
CIKM
2009
Springer
15 years 4 months ago
2009
Springer
The structure of customer communication network provides us a natural way to understand customers’ relationships. Traditional customer relationship management (CRM) methods focu...
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SSD
2007
Springer
15 years 4 months ago
2007
Springer
We address continuously processing an aggregation join query over data streams. Queries of this type involve both join and aggregation operations, with windows specified on join ...
ICEIS
2005
IEEE
15 years 3 months ago
2005
IEEE
Abstract: Interoperability for information systems remains a challenge both at the semantic and organisational levels. The original three-level architecture for local databases nee...
CIKM
2005
Springer
15 years 3 months ago
2005
Springer
Accurately and efficiently estimating the number of distinct values for some attribute(s) or sets of attributes in a data set is of critical importance to many database operation...