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Evolutionary Programming with q-Gaussian Mutation for Dynamic Optimization Problems

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Autor(es):
Tinos, Renato ; Yang, Shengxiang ; IEEE
Número total de Autores: 3
Tipo de documento: Artigo Científico
Fonte: 2008 IEEE CONGRESS ON EVOLUTIONARY COMPUTATION, VOLS 1-8; v. N/A, p. 2-pg., 2008-01-01.
Resumo

The use of evolutionary programming algorithms with self-adaptation of the mutation distribution for dynamic optimization problems is investigated in this paper. In the proposed method, the q-Gaussian distribution is employed to generate new candidate solutions by mutation. A real parameter q, which defines the shape of the distribution, is encoded in the chromosome of individuals and is allowed to evolve. Algorithms with self-adapted mutation generated from isotropic and anisotropic distributions are presented. In the experimental study, the q-Gaussian mutation is compared to Gaussian and Cauchy mutation on three dynamic optimization problems. (AU)

Processo FAPESP: 04/04289-6 - Algoritmos evolucionários e redes neurais artificiais em problemas não-estacionários
Beneficiário:Renato Tinós
Modalidade de apoio: Auxílio à Pesquisa - Jovens Pesquisadores