14306 search results - page 342 / 2862 » Database System Concepts |
191
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EDBT
2010
ACM
16 years 1 months ago
2010
ACM
When selecting alternatives from large amounts of data, trade-offs play a vital role in everyday decision making. In databases this is primarily reflected by the top-k retrieval p...
199
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VLDB
2004
ACM
16 years 2 days ago
2004
ACM
At a fundamental level, the key challenge in data integration is to reconcile the semantics of disparate data sets, each expressed with a different database structure. I argue th...
166
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IQ
2007
15 years 8 months ago
2007
Practitioners and researchers often refer to error rates or accuracy percentages of databases. The former is the number of cells in error divided by the total number of cells; the...
169
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EDBT
2009
ACM
15 years 10 months ago
2009
ACM
Client/server information systems use caching techniques to reduce the volume of transmitted data as well as response time and, especially in the case of systems with mobile clien...
205
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ICDE
2010
IEEE
16 years 6 months ago
2010
IEEE
Keyword search is considered to be an effective information discovery method for both structured and semistructured data. In XML keyword search, query semantics is based on the con...