14306 search results - page 309 / 2862 » Database System Concepts |
168
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WEBDB
2010
Springer
15 years 11 months ago
2010
Springer
A large number of web sites publish pages containing structured information about recognizable concepts, but these data are only partially used by current applications. Although s...
181
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COOPIS
2004
IEEE
15 years 10 months ago
2004
IEEE
Querying and integrating sources of structured data from the Web in most cases requires similarity-based concepts to deal with data level conflicts. This is due to the often errone...
237
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PKDD
2000
Springer
15 years 10 months ago
2000
Springer
Data mining is a useful decision support technique, which can be used to find trends and regularities in warehouses of corporate data. A serious problem of its practical applicatio...
168
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CSUR
2006
15 years 6 months ago
2006
Data Grids have been adopted as the next-generation platform by many scientific communities that need to share, access, transport, process and manage large data collections distri...
172
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FUIN
2006
15 years 6 months ago
2006
In this paper we deal with the problem of finding an optimal query execution plan in database systems. We improve the analysis of a polynomial-time approximation algorithm due to M...