2063 search results - page 176 / 413 » Containment of Aggregate Queries |
153
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KES
2004
Springer
15 years 10 months ago
2004
Springer
Abstract. Search engines traditionally index unstructured text and return ranked lists of documents that match a given query. As search engines functionally move in the direction o...
133
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DBPL
2005
Springer
15 years 6 months ago
2005
Springer
XQuery is known to be a powerful XML query language with many bells and whistles. For many common queries we do not need all the expressive power of XQuery. We investigate the eff...
132
Voted
RIAO
2004
15 years 6 months ago
2004
The combination of evidence for Information Retrieval has been studied extensively in order to increase effectiveness. In this paper, we study the selective application of differe...
152
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IS
2008
15 years 4 months ago
2008
XQuery is a powerful XML query language with many features and syntactic constructs. For many common queries we do not need all the expressive power of XQuery. We investigate the ...
114
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IJWIN
2007
15 years 4 months ago
2007
— We analyze the asymptotic cost of discovering a route within a flat ad hoc network and we show that one can discover a route with cost that is proportional only to the area of...