An elitist genetic algorithm for multiobjective optimization

Solving multiobjective engineering problems is, in general, a difficult task. In spite of the success of many approaches, elitism has emerged has an effective way of improving the performance of algorithms. In this paper, a new elitist scheme, by which it is possible to control the size of the elite...

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Bibliographic Details
Main Author: Costa, L. (author)
Other Authors: Oliveira, P. N. (author)
Format: conferencePaper
Language:eng
Published: 2004
Subjects:
Online Access:http://hdl.handle.net/1822/19141
Country:Portugal
Oai:oai:repositorium.sdum.uminho.pt:1822/19141
Description
Summary:Solving multiobjective engineering problems is, in general, a difficult task. In spite of the success of many approaches, elitism has emerged has an effective way of improving the performance of algorithms. In this paper, a new elitist scheme, by which it is possible to control the size of the elite population, as well as the concentration of points in the approximation to the Pareto-optimal set, is introduced. This new scheme is tested on several multiobjective problems and, it proves to lead to a good compromise between computational time and size of the elite population.