2191 search results - page 64 / 439 » Query Processing in the ROL system |
NLDB
2007
Springer
15 years 3 months ago
2007
Springer
This paper investigates query translation in cross-lingual information retrieval, especially the challenges caused by ambiguity and polysemi. We base our ideas on feature vectors a...
92
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ICDCSW
2007
IEEE
15 years 4 months ago
2007
IEEE
We have developed a data stream management system that supports declarative stream queries running over high data volumes in a supercomputing environment. To enable specification ...
SAC
2008
ACM
14 years 9 months ago
2008
ACM
In this paper, we focus on an aspect of distributed XQuery processing that involves data exchanges between processor elements. We first address problems of distributed XML query p...
191
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ICDE
2002
IEEE
15 years 11 months ago
2002
IEEE
We study the problem of query optimization in federated relational database systems. The nature of federated databases explicitly decouples many aspects of the optimization proces...
154
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SIGMOD
2007
ACM
15 years 10 months ago
2007
ACM
In-network sensor query processing systems (ISQPs), or sensor databases, have been developed to acquire, process and aggregate data from wireless sensor networks (WSNs). Because W...