Independent Component Analysis of Spatiotemporal Chaos(Electromagnetism, Optics, Acoustics, Heat Transfer, Classical Mechanics and Fluid Mechanics)
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概要
- 論文の詳細を見る
Two types of spatiotemporal chaos exhibited by ensembles of coupled nonlinear oscillators are analyzed using independent component analysis (ICA). For diffusively coupled complex Ginzburg-Landau oscillators that exhibit smooth amplitude patterns, ICA extracts localized one-humped basis vectors that reflect the characteristic hole structures of the system, and for nonlocally coupled complex Ginzburg-Landau oscillators with fractal amplitude patterns, ICA extracts localized basis vectors with characteristic gap structures. Statistics of the decomposed signals also provide insight into the complex dynamics of the spatiotemporal chaos.
- 社団法人日本物理学会の論文
- 2005-06-15
著者
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Asano Hirokazu
Department Of Applied Mathematics And Physics Graduate School Of Informatics Kyoto University
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NAKAO Hiroya
Department of Physics, Graduate School of Science, Kyoto University
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Nakao Hiroya
Department Of Physics Kyoto University
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Nakao Hiroya
Kyoto Univ. Kyoto
関連論文
- Independent Component Analysis of Spatiotemporal Chaos(Electromagnetism, Optics, Acoustics, Heat Transfer, Classical Mechanics and Fluid Mechanics)
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