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153
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ICDE
2010
IEEE
16 years 1 months ago
2010
IEEE
— Extracting useful correlation from a dataset has been extensively studied. In this paper, we deal with the opposite, namely, a problem we call correlation hiding (CH), which is...
152
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ER
2007
Springer
16 years 27 days ago
2007
Springer
In this paper we study the problem of schema exchange, a natural extension of the data exchange problem to an intensional level. To this end, we first introduce the notion of sche...
193
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ICDT
2001
ACM
15 years 11 months ago
2001
ACM
In information-integration systems, source relations often have limitations on access patterns to their data; i.e., when one must provide values for certain attributes of a relatio...
194
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COOPIS
1997
IEEE
15 years 11 months ago
1997
IEEE
Coordination and collaboration are naturally used by groups for carrying out activities and solving problems that require cooperation. However, getting a set of computer agents to...
129
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SIGMOD
1996
ACM
15 years 11 months ago
1996
ACM
Repositories of multimedia objects having multiple types of attributes e.g., image, text are becoming increasingly common. A selection on these attributes will typically produce n...