1. Laboratório de Modelagem, Análise e Controle de Sistemas Não Lineares, Universidade Federal de Minas Gerais, Av. Antônio Carlos 6627, 31270-901 Belo Horizonte, Minas Gerais, Brazil
2. Computational Neurobiology Laboratory, The Salk Institute for Biological Studies, 10010 North Torrey Pines Road, La Jolla, California 92037, USA
3. Institute for Neural Computation, University of California San Diego, La Jolla, California 92093, USA
4. CORIA, Rouen Normandy University, Avenue de l’Université, F-76800 Saint-Etienne du Rouvray, France