Article Information
- Received March 22, 2011
- Revision received June 14, 2011
- Accepted July 8, 2011
- First published August 24, 2011.
- Version of record published August 24, 2011.
Author Information
- 1Department of Physics and Informatics, Institute of Physics of São Carlos, University of São Paulo, São Carlos 13566-590, Brazil,
- 2Department of General Physics, Institute of Physics, University of São Paulo, São Paulo 05508-090, Brazil, and
- 3Department of Physics, Federal University of Pernambuco, Recife 50670-901, Brazil
Author contributions
Author contributions: R.D.P. designed research; L.B., P.V.C., and R.D.P. performed research; L.B., P.V.C., and R.D.P. analyzed data; L.B. and R.D.P. wrote the paper.
Disclosures
- Received March 22, 2011.
- Revision received June 14, 2011.
- Accepted July 8, 2011.
This work was supported by the Brazilian agencies Fundação de Amparo à Pesquisa do Estado de São Paulo (www.fapesp.br), Conselho Nacional de Desenvolvimento Cientifico e Tecnológico (www.cnpq.br), Coordenacão de Aperfeiçoamento de Pessoal de Nível Superior (www.capes.gov.br), and by the Instituto Nacional de Ciência e Tecnologia Interfaces Cérebro-Máquina INCeMaq. We thank R. Köberle, B. Marin, and M. Copelli for discussions; A. I. Selverston from University of California San Diego, where the lobster data were acquired, for his hospitality and comments on a preliminary version of the manuscript, and also the anonymous referees for their comments and suggestions, all very useful in improving this paper.
The authors declare no competing financial interests.
- Correspondence should be addressed to Dr. Reynaldo D. Pinto, Lab. Neurodinâmica/Neurobiofísica, Dept. Física e Informática—FFI, Instituto de Física de São Carlos - IFSC/USP, Caixa Postal 369, São Carlos-SP 13560-970 Brazil. reynaldo{at}ifsc.usp.br
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