1588 search results - page 79 / 318 » Consistent query answering in databases |
160
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ICDT
2012
ACM
13 years 6 months ago
2012
ACM
In a recent paper by Hellerstein [15], a tight relationship was conjectured between the number of strata of a Datalog¬ program and the number of “coordination stages” require...
135
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SEMWEB
2004
Springer
15 years 9 months ago
2004
Springer
Abstract. Increasing the number of peers in a peer-to-peer network usually increases the number of answers to a given query as well. While having more answers is nice in principle,...
138
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FQAS
2000
Springer
15 years 7 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...
224
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SIGMOD
2008
ACM
16 years 4 months ago
2008
ACM
Reverse skyline queries over uncertain databases have many important applications such as sensor data monitoring and business planning. Due to the existence of uncertainty in many...
142
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SIGMOD
2004
ACM
16 years 4 months ago
2004
ACM
Querying XML data is a well-explored topic with powerful databasestyle query languages such as XPath and XQuery set to become W3C standards. An equally compelling paradigm for que...