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91
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SIGMOD
2004
ACM
15 years 9 months ago
2004
ACM
An effective query optimizer finds a query plan that exploits the characteristics of the source data. In data integration, little is known in advance about sources' propertie...
CIKM
1994
Springer
15 years 1 months ago
1994
Springer
Accessing information sources to retrieve data requested by a user can be expensive, especially when dealing with distributed information sources. One way to reduce this cost is t...
CII
2008
14 years 9 months ago
2008
Today's enterprises face critical needs in integrating disparate information spread over several data sources inside and even outside the organization. Most organizations alre...
107
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DATESO
2010
14 years 7 months ago
2010
As approaches to conceptual modeling of XML data become more popular, a need arises to reverse-engineer existing schemas to the conceptual models. They make the management of XML s...
IDA
2009
Springer
15 years 4 months ago
2009
Springer
Ion-selective electrodes (ISE) offer a practical approach for estimating ionic activities. Nonetheless, such devices are not selective, i.e., the ISE response can be affected by ...