Fitzhugh-nagumo模型

Web1961 年,R. Fitzhugh 和 J. Nagumo 提出了一个模型,用于模拟在生物体的可兴奋细胞中观察到的电流信号。这个被称为数学神经科学的 FitzHugh-Nagumo (FN) 模型,是 … WebFitzHugh-Nagumo(FH-N)模型是以Richard Fitzhugh(1922-2007)和J. Nagumo等人命名。Richard Fitzhugh在1961年提出该系统的,J. Nagumo在第二年创造了等效电路。该模 …

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WebNov 9, 2024 · A question about FitzHugh-Nagumo model. I`ve been trying to built the FitzHugh-Nagumo model with a changeable input,but I failed to make the input changeable and I was unable to figure out why. I defined three variables which I thought they should be the same,but only the variable 'eq1' and the way I put in the comment worked out,the … WebThis article investigates the complex phenomena of canard explosion with mixed-mode oscillations, observed from a fractional-order FitzHugh-Nagumo (FFHN) model. To … incised901 ct bt https://cfloren.com

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WebJun 23, 2016 · Chimera patterns, which consist of coexisting spatial domains of coherent (synchronized) and incoherent (desyn- chronized) dynamics are studied in networks of FitzHugh-Nagumo systems with complex topologies. To test the robustness of chimera patterns with respect to changes in the structure of the network, we study the following … WebCOMSOL Multiphysics 的偏微分方程接口中包含该模型中使用的 FitzHugh-Nagumo 方程和复金兹堡-朗道(complex Ginzburg-Landau)方程。 使用 2 种不同的偏微分方程分析心脏组织中的电信号传播. 通过使用 FitzHugh-Nagumo 方程来模拟激发介质,可以创建具有两个变量的简单生理学心脏 ... WebA small c means that it is easy for the neuron to activate, while a larger value (closer to 1) means that the neuron has trouble activating. (You might think of trying to model some … incontinence service lanarkshire

Complex Canard Explosion in a Fractional-Order FitzHugh …

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Fitzhugh-nagumo模型

FitzHugh-Nagumo Model - an overview ScienceDirect Topics

http://www.scholarpedia.org/article/FitzHugh-Nagumo_model WebOct 13, 2024 · FitzHugh-Nagumo model. i wish to solve the equations v'=v^3/3-w+i, w'=g (v+a-bw) with a=0.8, b=0.7, g=0.08, i=0.5 using ode45 in matlab. i solved in on paper but …

Fitzhugh-nagumo模型

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WebSep 1, 2015 · The analysis of amplitude equations shows the occurrence of different complex phenomena, including Turing instability Eckhaus instability and zigzag … Web利用辅助方程的几种结论,构造了广义Fitzhugh-Nagumo方程的多种无穷序列新解.步骤一,利用函数变换与首次积分,给出了辅助方程的新解、Bäcklund变换和解的非线性叠加公式.步骤二,通过函数变换,将广义Fitzhugh-Nagumo方程的求解问题转化为非线性常微分方程 …

WebThe Fitzhugh-Nagumo model is often used as a generic model for excitable media because it is analytically tractable. You will use it as a simple model to generate traveling waves by the addition of a diffusion term: a second derivative in spatial coordinates. In this chapter, you will modify the Fitzhugh-Nagumo model introduced in Chapter 15 in ... Web作者:罗晓曙 等 出版社:科学出版社 出版时间:2024-11-00 开本:16开 页数:212 字数:252 isbn:9787030629449 版次:1 ,购买复杂神经网络的建模与动力学行为研究 电子、电工 罗晓曙 等 新华正版等自然科学相关商品,欢迎您到孔夫子旧书网

Web摘要: Noise and time delay are ubiquitous in various physical and biological systems. In this paper, we studied the phase synchronization and mode transition of oscillation mode induced by time delays and noises in a coupled FitzHugh–Nagumo (FHN) neural system. WebThe Fitzhugh-Nagumo model is often used as a generic model for excitable media because it is analytically tractable. You will use it as a simple model to generate traveling waves …

WebFeb 23, 2009 · 利用N个Fitzhugh-Nagumo模型作为网络节点,通过非线性耦合构成完全网络,研究了这种网络的时空混沌同步问题.首先给出了复杂网络中连接节点之间的非线性耦合函数的一般性选取原则.进一步基于Lyapunov稳定性定理,理论分析了实现网络同步的条件以及控制增益的取值范围.最后,通过仿真模拟检验了以 ...

WebCOMSOL Multiphysics 的偏微分方程接口中包含该模型中使用的 FitzHugh-Nagumo 方程和复金兹堡-朗道(complex Ginzburg-Landau)方程。 使用 2 种不同的偏微分方程分析心脏组织中的电信号传播. 通过使用 FitzHugh-Nagumo 方程来模拟激发介质,可以创建具有两个变量的简单生理学心脏 ... incontinence senior productsWebSep 29, 2024 · We now consider the two-dimensional FitzHugh-Nagumo model, as an example of a reaction-diffusion problem. Because of the nonlinear reaction terms, the … incontinence service neath port talbothttp://sxzz.whu.edu.cn/sxzz/ch/reader/create_pdf.aspx?file_no=20240508&year_id=2024&quarter_id=5&falg=1 incised wound of the neckWebA. Estimating b Using Fast-Slow Dynamics of the FitzHugh-Nagumo Model Fig. 3 is a representation of the slow and fast manifolds of FHN on the wv-plane and its corresponding behavior with respect to the time-series plot of v. The phase portrait shows that, in case of tonic firing mode, the trajectories incontinence service north lanarkshireWebThis paper is devoted to investigating the analytical solutions of the modified FitzHugh-Nagumo (FHN) neuron model with external electric fields through by the discrete mapping method, which can provide a new perspective to the study of complex motions of the neuron. The bifurcation trees of period-1 to period-8 motions and period-3 to period ... incised wound of neckWebMar 18, 2024 · 三、FitzHugh-Nagumo模型的相位图分析(Phaseplaneanalysis)对于FH-N模型方程(1),实验确定的参数a=0.7,b=0.8,=1/0.08。. 即FH-N模型的主要目的是 … incised wound defWebA small c means that it is easy for the neuron to activate, while a larger value (closer to 1) means that the neuron has trouble activating. (You might think of trying to model some kind of Alzheimers-affected neurons with this parameter.) Finally, we have the Fitzhugh-Nagumo equations: d V d t = − V ( V − c) ( V − 1) − R d R d t = a V ... incised wounds are inflicted by quizlet