3715 search results - page 246 / 743 » A Space Optimization for FP-Growth |
170
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GECCO
2007
Springer
16 years 25 days ago
2007
Springer
Genetic algorithms (GAs) have long been used for large join query optimization (LJQO). Previous work takes all queries as based on one granularity to optimize GAs and compares the...
182
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PVLDB
2008
15 years 6 months ago
2008
Given a parametrized n-dimensional SQL query template and a choice of query optimizer, a plan diagram is a color-coded pictorial enumeration of the execution plan choices of the o...
155
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CHI
2010
ACM
16 years 1 months ago
2010
ACM
It has been well understood that optimized soft keyboard layouts improve motor movement efficiency over the standard Qwerty layouts, but have the drawback of long initial visual s...
203
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ICDE
2010
IEEE
15 years 6 months ago
2010
IEEE
Abstract— Modern database management systems (DBMS) answer a multitude of complex queries on increasingly larger datasets. Given the complexities of the queries and the numerous ...
193
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ISSTA
2004
ACM
16 years 2 days ago
2004
ACM
Model checking based on validating temporal logic formulas has proven practical and effective for numerous software engineering applications. As systems based on this approach ha...