%PREDICTOR DE LOS VALORES DE AUTOCORRELACIÓN. %function rav1=predval(av1) %Entradas: %av1:av0 de las cuatro tramas anteriores. %Salidas: %rav1:predicción de los valores de autocorrelación. function rav1=predval(av1) R=[av1(1:8) ;av1(2) ,av1(1:7) ;av1(3), av1(2) ,av1(1:6);av1(4),av1(3),av1(2),av1(1:5)]; R=[R;av1(5),av1(4),av1(3),av1(2),av1(1:4);av1(6),av1(5),av1(4),av1(3),av1(2),av1(1:3)]; R=[R;av1(7) ,av1(6),av1(5) ,av1(4) ,av1(3) ,av1(2) ,av1(1:2)]; R=[R;av1(8),av1(7),av1(6),av1(5),av1(4),av1(3),av1(2),av1(1)]; aav1=inv(R)*av1(2:9)'; aav1=[-1;aav1(1:8)]; for i=1:9 sum=0; for k=1:(10-i) sum=sum+(aav1(k)*aav1(k+i-1)); end rav1(i)=sum; end