% строим две АКФ ZZ1 = Z-Y1; % чистый шум kk = 1:ns/2; RR = zeros(1,(ns/2)); for k = 1:ns/2 for i = 1:ns/2 RR(i) = Z(i)*Z(i+1); end k = k-i; end RR1 = (1./(N-i))*RR; RR1 = zeros(1,(ns/2)); for k = 1:ns/2 for i = 1:ns/2 RR1(i) = ZZ1(i)*ZZ1(i+1); end k = k-i; end RR11 = (1./(N-i))*RR1; plot (kk,RR1,kk,RR11); xlim([0 500]); ylim([-2 8]); % Corr_auto1 = xcorr(Z); % Corr_auto2 = xcorr(ZZ1); % figure (6) % plot (1:length(Corr_auto1),Corr_auto1,1:length(Corr_auto2),Corr_auto2); % xlim([0 500]);