1860 search results - page 202 / 372 » A Model of Queries for Object-Oriented Databases |
128
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DBPL
2001
Springer
15 years 9 months ago
2001
Springer
Abstract. We present a simple Data Mining Logic (DML) that can express common data mining tasks, like “Find Boolean association rules” or “Find inclusion dependencies.” At ...
132
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DEXAW
2004
IEEE
15 years 8 months ago
2004
IEEE
In order to obtain a suitable model of the universe of discourse of some information systems, it is important to allow the description of imprecise objects with temporal indetermi...
139
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FQAS
2000
Springer
15 years 8 months ago
2000
Springer
- We investigate extensions of the classical measurement of effectiveness in information retrieval systems, precision and recall, to situations where the answer is modeled by a fuz...
122
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DEXAW
1997
IEEE
15 years 8 months ago
1997
IEEE
This paper proposes a system which eases the job of entering and sharing expert analysis on a database system, with emphasis to pictorial and document information. With this syste...
156
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SIGMOD
2004
ACM
16 years 4 months ago
2004
ACM
The prevalent use of XML highlights the need for a generic, flexible access-control mechanism for XML documents that supports efficient and secure query access, without revealing ...