14306 search results - page 281 / 2862 » Database System Concepts |
152
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KES
2004
Springer
16 years 14 hour ago
2004
Springer
When the available information is imperfect, it is often desirable to represent it in the database, so that it can be used to answer queries of interest as much as possible. The da...
172
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ICDM
2005
IEEE
16 years 8 days ago
2005
IEEE
Privacy consideration has much significance in the application of data mining. It is very important that the privacy of individual parties will not be exposed when data mining te...
146
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OTM
2005
Springer
16 years 4 days ago
2005
Springer
The relational algebra and calculus do not take the semantics of terms into account when answering queries. As a consequence, not all tuples that should be returned in response to ...
157
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MTA
2006
15 years 6 months ago
2006
Abstract. Query-by-example and query-by-keyword both suffer from the problem of "aliasing," meaning that example-images and keywords potentially have variable interpretat...
259
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IS
2000
15 years 6 months ago
2000
Abstract With the rapid advances in mobile computing technology, there is an increasing demand for processing realtime transactions in a mobile environment. This paper studies con...