735 search results - page 84 / 147 » Evaluating Probabilistic Queries over Imprecise Data |
VLDB
2005
ACM
15 years 5 months ago
2005
ACM
Multi-join queries are the core of any integration service that integrates data from multiple distributed data sources. Due to the large number of data sources and possibly high v...
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SIGMOD
2004
ACM
15 years 12 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 ...
CIKM
2001
Springer
15 years 4 months ago
2001
Springer
The language modeling approach to retrieval has been shown to perform well empirically. One advantage of this new approach is its statistical foundations. However, feedback, as on...
DAWAK
2000
Springer
15 years 4 months ago
2000
Springer
In this paper, we propose a new technique for multidimensional query processing which can be widely applied in database systems. Our new technique, called tree striping, generalize...
MOBISYS
2007
ACM
15 years 11 months ago
2007
ACM
The ease of deployment of battery-powered and mobile systems is pushing the network edge far from powered infrastructures. A primary challenge in building untethered systems is of...