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JUCS
2008
14 years 9 months ago
2008
: Web searching techniques have been investigated and implemented in many aspects. Particularly, in case of personalization, more important issue is how to manipulate the results r...
148
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SIGMOD
2005
ACM
15 years 9 months ago
2005
ACM
This paper introduces RankSQL, a system that provides a systematic and principled framework to support efficient evaluations of ranking (top-k) queries in relational database syst...
95
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BTW
2003
Springer
15 years 2 months ago
2003
Springer
Dissemination systems are used to route information received from many publishers individually to multiple subscribers. The core of a dissemination system consists of an efficient...
101
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USS
2004
14 years 11 months ago
2004
Viruses and other malicious programs are an everincreasing threat to current computer systems. They can cause serious damage and consume countless hours of system administrators&#...
ICDE
2010
IEEE
15 years 9 months ago
2010
IEEE
Estimation via sampling out of highly selective join queries is well known to be problematic, most notably in online aggregation. Without goal-directed sampling strategies, samples...