3225 search results - page 475 / 645 » Query Optimization by Stored Queries |
182
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ICDE
2007
IEEE
16 years 23 days ago
2007
IEEE
We consider the problem of semantic load shedding for continuous queries containing window joins on multiple data streams and propose a robust approach that is effective with the ...
147
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DAMON
2007
Springer
16 years 18 days ago
2007
Springer
As XQuery rapidly emerges as the standard for querying XML documents, it is very important to understand the architectural characteristics and behaviors of such workloads. A lot o...
197
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AH
2004
Springer
2004
Springer
The Personal Reader: Personalizing and Enriching Learning Resources Using Semantic Web Technologies.
15 years 12 months ago
Traditional adaptive hypermedia systems have focused on providing adaptation functionality on a closed corpus, while Web search interfaces have delivered non-personalized informati...
186
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HICSS
2002
IEEE
15 years 11 months ago
2002
IEEE
In this paper we consider a multipath extension to the dynamic source routing (DSR) protocol proposed by Johnson and Maltz, an on-demand routing protocol for ad hoc wireless netwo...
155
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SIGMOD
1994
ACM
15 years 10 months ago
1994
ACM
We describe an algorithm for estimating the number of page fetches for a partial or complete scan of a B-tree index. The algorithm obtains estimates for the number of page fetches ...