288 search results - page 46 / 58 » Estimating the number of frequent itemsets in a large databa... |
169
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ICDE
2010
IEEE
16 years 29 days ago
2010
IEEE
— We demonstrate ROX, a run-time optimizer of XQueries, that focuses on finding the best execution order of XPath steps and relational joins in an XQuery. The problem of join or...
166
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VLDB
1997
ACM
15 years 10 months ago
1997
ACM
Sorting is a memory intensive operation whose performance is greatly affected by the amount of memory available as work space. When the input size is unknown or available memory s...
174
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BMCBI
2006
15 years 6 months ago
2006
Background: It has become increasingly apparent that a comprehensive database of RNA motifs is essential in order to achieve new goals in genomic and proteomic research. Secondary...
200
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VR
2011
IEEE
14 years 9 months ago
2011
IEEE
In this paper, we present a unified approach for a drift-free and jitter-reduced vision-aided navigation system. This approach is based on an error-state Kalman filter algorithm...
168
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SIGMOD
1998
ACM
15 years 10 months ago
1998
ACM
In large data recording and warehousing environments, it is often advantageous to provide fast, approximate answers to queries, whenever possible. Before DBMSs providing highly-ac...