2724 search results - page 468 / 545 » Optimizing Queries on Files |
143
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OTM
2010
Springer
15 years 1 months ago
2010
Springer
In the last years the user information seeking process on the Web has shifted from document search to object search. Hence, the answers provided by Web search engines cannot consis...
138
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ICTIR
2009
Springer
15 years 28 days ago
2009
Springer
The paper makes three points of significance for IR research: (1) The Cranfield paradigm of IR evaluation seems to lose power when one looks at human instead of system performance....
133
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IFIP12
2009
15 years 28 days ago
2009
In this paper we propose a web search methodology based on the Ant Colony Optimization (ACO) algorithm, which aims to enhance the amount of the relevant information in respect to a...
155
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CORR
2011
Springer
14 years 10 months ago
2011
Springer
—With the rise of XML as a standard for representing business data, XML data warehousing appears as a suitable solution for decision-support applications. In this context, it is ...
135
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CORR
2011
Springer
14 years 10 months ago
2011
Springer
Index tuning, i.e., selecting the indexes appropriate for a workload, is a crucial problem in database system tuning. In this paper, we solve index tuning for large problem instan...