Fitzhugh-nagumo模型
http://www.scholarpedia.org/article/FitzHugh-Nagumo_model WebDec 4, 2024 · 于是就有了二维模型Morris LeCar Model和FitzHugh-Nagumo Model。 从阈值的角度单纯地模拟外形,观察精确的神经元模型,可以看到神经元脉冲发放是有一个阈值的,当神经元超过阈值便发放脉冲。
Fitzhugh-nagumo模型
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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 … WebThis 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 ...
WebFitzHugh-Nagumo 模型的相图分析中主要涉及到三个区域即震荡区域(Oscillation region)、双稳态区域(Bistable region )和兴奋区域(Excitation region)。 在震荡区域内,状态点将沿着极限环移动,在双 稳态区域内,状态点将缓缓地回到某一个稳定的定点,此点移动到定点 ... Web1961 年,R. Fitzhugh (参考文献1 ) 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 Hodgkin-Huxley (HH) 模型(参考文献2)的简化版本,该模型显示了神经元中的尖峰电流。 在今天的博客文章中,我们将通过在 COMSOL ...
WebJan 1, 2014 · The FitzHugh–Nagumo (FHN) model is a mathematical model of neuronal excitability developed by Richard FitzHugh as a reduction of the Hodgkin and Huxley’s …
Web菲茨休 - 南云方程(Fitzhugh-Nagumo equation)是一个非线性偏微分方程,由Richard FitzHugh和南云仁一提出,描述了在高于阈值的常电流刺激下神经元动作电位的周期性振荡 [1] 。 how long before lunch meat goes badWeb一类非局部扩散的SIR模型的行波解. 数学物理学报(2024年5期) 2024-10-09. 用Riccati方程的新解求Fitzhugh-Nagumo方程的新行波解 ... how long before long term capital gainsWeb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 … how long before marijuana plants budWebThe 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 … how long before lipitor side effects go awayWebMar 19, 2024 · 反应扩散FitzHugh-Nagumo 模型系统中具有辅臂结构的螺旋波,魏礼超,,本文在反应扩散FitzHugh-Nagumo 模型下,利用数值计算和模拟,研究了具有辅臂结构螺旋波的产生及演化,出现辅臂螺旋波的理论基础是要 how long before losartan begins to workWebA. 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 how long before lotion on tattooWebCOMSOL 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 ... how long before lyrica kicks in