EMD与EEMD程序.doc

.%载入信号x=load(1.txt);%产生信号N=length(x); %采样点数fs=2000; %采样频率dt=1/fs; %采样时间间隔t=(0:N-1)*dt; %产生时间序列%EMDimf=emd(x);% EMD.M (EMD程序)% G. Rilling, July 2002% computes EMD (Empirical Mode Decomposition) according to:% N. E. Huang et al., The empirical mode decomposition and the % Hilbert spectrum for non-linear and non stationary time series analysis, % Proc. Royal Soc. London A, Vol. 454, pp. 903-995, 1998% with variations re