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Spatiotemporal coherence resonance in a map lattice

  • Xiaojuan Sun*
  • , Qishao Lu
  • , Julrgen Kurths
  • , Qingyun Wang
  • *Corresponding author for this work
  • Beihang University
  • University of Potsdam
  • Inner Mongolia University of Finance and Economics

Research output: Contribution to journalArticlepeer-review

Abstract

We study the effects of parametric noise on a lattice network, which is locally modeled by a two-dimensional Rulkov map. We conclude that at some intermediate noise intensity, parametric noise can induce ordered circular patterns, which indicates the appearance of spatiotemporal coherence resonance in the studied lattice. With the observation of coherence-like manner in linear spatial cross-correlation, the coherence phenomena can be analyzed quantitatively.

Original languageEnglish
Pages (from-to)737-743
Number of pages7
JournalInternational Journal of Bifurcation and Chaos
Volume19
Issue number2
DOIs
StatePublished - Feb 2009
Externally publishedYes

Keywords

  • Noise
  • Pattern formation
  • coupled map lattices

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