upsample.m

计算时间序列的Hurst系数有许多方法

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%  upsample.m                                           %
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%       P. Abry                                         %
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function [a,b]=upsample(c,d);

ls=max(size(c));
a=zeros(1,2*ls-1);
a(1:2:2*ls-1)=c;
b=2*d;