matlab计算李雅普诺夫指数 如何理解和计算Lyapunov exponent spectrum? 1、这是我听到最接近人话的描述。 混沌运动的基本特点是运动对初始条件极为敏感,两个极为靠近的初始值所产生的轨迹,随着时间推移将按照指数方式分离。李娜诺普指数就是描述这一现象的量。 2、 结论: --- --- 计算方法来了: 求解指数的这一...
function[out, SUM]=fet(db, dt, evolve, dismin, dismax, thmax)% Computes Lyapunov exponent of given data and parameters, generates output% textfile, exact replica of Fortran 77 version of fet% Taehyeun Park, The Cooper Union, EE'15out=[];ndim=db.ndim;ires=db.ires;tau=db.tau;datcnt...
lyapExp = lyapunovExponent(X,fs,lag) lyapExp = lyapunovExponent(X,fs,[],dim) lyapExp = lyapunovExponent(X,fs,lag,dim) [lyapExp,estep,ldiv] = lyapunovExponent(___) ___= lyapunovExponent(___,Name,Value) lyapunovExponent(___)
四、给出了分形计算的源代码的matlab程序,可以迅速帮助大家进行分形的分析与计算,参数容易设置 function [Texp,Lexp]=new1lyapunov(n,rhs_ext_fcn,fcn_integrator,tstart,stept,tend,ystart,ioutp,d); % % Lyapunov exponent calcullation for ODE-system. ...
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function h=lyapunov(r,x0,Npre,n)轨迹起点x0=0.4 h 是Lyapunov exponent 要分别搞2个程式 1。function h = lyapunov(r, x0, Npre, n)x = x0;Loop of pre-iteriates for k = 1:Npre,x = r*x*(1-x);end,h = 0;for k = 1:n,Add logarithm of the map derivative at...
TheLyapunovexponentofRosslerattractoriscalculated TheLyapunovexponentsofhyperchaoticRosslerattractorsarecalculated Http://.pudn/downloads39/sourcecode/math/detail132231.html Two,recnstitutionreconstructionofphasespaceplaysanimportantroleinnonlinearsystemanalysis ...
%RunLyapunovexponentcalculation: % %[T,Res]=lyapunov(3,@loreiiz_ext,@ode45,0.0.5,200.[010],10); % %Seefiles:lorenz_ext,nm_lyap. % %%Copyright(C)2004、GovoniklunV.N. %TinsfileismtendedforusewithMATLABandwasproducedforMATDS-program%http://.matlijsu.nl/ ...
Sandri in order to determine the maximum Lyapunov exponent as well as all the Lyapunov exponents. Result can be compared to the Matlab code written by V.N. Govorukhin, which is given in the folder lyapounov2.zip. We get the same results using Mathematica and Matlab. The non-linear ...
计算lyapunov指数:largest_lyapunov_exponent.m(用吕金虎的方法计算最大lyapunov指数)参考文献:基于lyapunov指数改进算法的边坡位移预测。lyapunov_wolf.m(用wolf方法计算最大lyapunov指数)计算关联维数:g_p.m(g-p算法)混沌时间序列预测主函数mainpre_by_jiaquanyijie_1.m 38、(该程序用加权一阶局域法对数据进行进行...