432 search results - page 19 / 87 » An optimal algorithm for the distinct elements problem |
ICDT
2005
ACM
14 years 2 months ago
2005
ACM
Abstract. A classical problem in query optimization is to find the optimal ordering of a set of possibly correlated selections. We provide an ion of this problem as a generalizati...
GECCO
2007
Springer
14 years 20 days ago
2007
Springer
This paper presents a novel approach for a free structure analog circuit design using Genetic Algorithms (GA). A major problem in a free structure circuit is its sensitivity calcu...
MEMETIC
2010
13 years 3 months ago
2010
In combinatorial solution spaces Iterated Local Search (ILS) turns out to be exceptionally successful. The question arises: is ILS also capable of improving the optimization proces...
SEMCCO
2010
13 years 6 months ago
2010
Differential Evolution (DE) has attracted much attention recently as an effective approach for solving numerical optimization problems. However, the performance of DE is sensitive ...
TEC
2010
13 years 3 months ago
2010
This paper identifies five distinct mechanisms by which a population-based algorithm might have an advantage over a solo-search algorithm in classical optimization. These mechanism...