Mercurial > repos > jcb-mpl > eics_check_references
view src/mz_6bis_durbin_watson.sci @ 3:b82aec727e31 draft default tip
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author | jcb-mpl |
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date | Thu, 12 May 2022 12:11:42 +0000 |
parents | c64a3a2a255a |
children |
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function x_dw=mz_6bis_durbin_watson(x_tr_mz) // pas de calcul matriciel car pas assez de memoire // x_dw doit varier entre 0 et 2 // 0=ce qu on recherche [n,q]=size(x_tr_mz.d); // calcul de la norme des differences et des vect-colonne de x_tr_mz x_diff=x_tr_mz.d(2:n,:)-x_tr_mz.d(1:n-1,:); rmsce=zeros(q,1); rmsce2=zeros(q,1); for i=1:q; rmsce(i)=sqrt((x_diff(:,i)'*x_diff(:,i))/(n-1)); rmsce2(i)=sqrt((x_tr_mz.d(:,i)'*x_tr_mz.d(:,i))/(n)); end x_dw=rmsce./rmsce2; endfunction