2850 search results - page 54 / 570 » Answering Queries using Humans, Algorithms and Databases |
104
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VLDB
2007
ACM
15 years 7 months ago
2007
ACM
A top-k query retrieves the k highest scoring tuples from a data set with respect to a scoring function defined on the attributes of a tuple. The efficient evaluation of top-k q...
110
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ADBIS
1998
Springer
15 years 6 months ago
1998
Springer
In order to answer efficiently range queries in 2-d R-trees, first we sort queries by means of a space filling curve, then we group them together, and finally pass them for process...
186
Voted
ICDE
2004
IEEE
16 years 3 months ago
2004
IEEE
Peer-to-peer systems are mainly used for object sharing although they can provide the infrastructure for many other applications. In this paper, we extend the idea of object shari...
183
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SIGMOD
2008
ACM
16 years 1 months ago
2008
ACM
Uncertain data is inherent in a few important applications such as environmental surveillance and mobile object tracking. Top-k queries (also known as ranking queries) are often n...
134
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VLDB
2011
ACM
14 years 8 months ago
2011
ACM
Uncertain data is inherent in a few important applications such as environmental surveillance and mobile object tracking. Top-k queries (also known as ranking queries) are often n...