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What and Who

Minisymposium Evolutionary Algorithms: Toward optimal restart strategies in stochastic search: Many short or few long runs?

Günter Rudolph
University of Dortmund
Talk
AG 1, AG 3, AG 5, RG2, AG 2, AG 4, RG1, SWS  
MPI Audience
English

Date, Time and Location

Wednesday, 13 June 2007
10:15
30 Minutes
E1 4
024
Saarbrücken

Abstract

Suppose a periodically repeating optimization task with varying instances

is to be solved with a stochastic optimization algorithm (SOA) and that there
is only a fixed budget of function evaluations for finding the best solution
in each period. The SOA is run several times and the best solution found is
used. How many function evaluations should be allocated to each run?
Should we make many short runs or should we prefer few long runs?
This question has a (known) analytic solution provided the distribution of
the first hitting time is known. We discuss how to approach the optimal
solution if this distribution is not or only partially known.

Contact

Frank Neumann
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Frank Neumann, 06/05/2007 14:40
Frank Neumann, 05/29/2007 12:36
Frank Neumann, 05/29/2007 12:33 -- Created document.