2850 search results - page 73 / 570 » Answering Queries using Humans, Algorithms and Databases |
113
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ISI
2006
Springer
15 years 1 months ago
2006
Springer
Access control mechanisms are commonly used to provide control over who may access sensitive information. However, malicious users can exploit the correlation among the data and in...
126
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SIGMOD
2004
ACM
16 years 2 months ago
2004
ACM
This paper introduces the Scalable INcremental hash-based Algorithm (SINA, for short); a new algorithm for evaluating a set of concurrent continuous spatio-temporal queries. SINA ...
195
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EDBT
2011
ACM
14 years 5 months ago
2011
ACM
Equi-depth histograms represent a fundamental synopsis widely used in both database and data stream applications, as they provide the cornerstone of many techniques such as query ...
136
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SIGMOD
2003
ACM
16 years 2 months ago
2003
ACM
Many applications employ sensors for monitoring entities such as temperature and wind speed. A centralized database tracks these entities to enable query processing. Due to contin...
105
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CIKM
2005
Springer
15 years 7 months ago
2005
Springer
Despite the recent advances in search quality, the fast increase in the size of the Web collection has introduced new challenges for Web ranking algorithms. In fact, there are sti...