9683 search results - page 520 / 1937 » Predicting query performance |
188
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FQAS
2009
Springer
15 years 11 months ago
2009
Springer
Some recent works have shown that the “perfect” selection of the best IR system per query could lead to a significant improvement on the retrieval performance. Motivated by thi...
158
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TASLP
2002
15 years 6 months ago
2002
Abstract--With the proliferation of handheld devices, information access on mobile devices is a topic of growing relevance. This paper presents a system that allows the user to sea...
189
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ICDE
2010
IEEE
16 years 6 months ago
2010
IEEE
The sciences, business confederations, and medicine urgently need infrastructure for sharing data and updates among collaborators' constantly changing, heterogeneous databases...
192
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DKE
2010
15 years 7 months ago
2010
Extensible Markup Language (XML) is becoming the de facto standard for exchanging information over the Internet, which results in the proliferation of XML documents. This has led ...
203
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NIS
1998
15 years 6 months ago
1998
The execution time of a large query depends mainly on the memory utilization which should avoid disk accesses for intermediate results. Poor memory management can hurt performance ...