program_6_4.m

这是国外一本经典教材附带的程序

% Program 6_4
% Gray-Markel Cascaded Lattice Structure
% Development
% den is the denominator coefficient vector
% num is the numerator coefficient vector
% k is the lattice parameter vector
% alpha is the vector of feedforward multipliers
%
format long
% Read in the transfer function coefficients
num =3D input('Numerator coefficient vector =3D ');
den =3D input('Denominator coefficient vector =3D ');
num =3D num/den(1);
den =3D den/den(1);
[k,alpha] =3D tf2latc(num,den);
disp('Lattice parameters are');disp(k');
disp('Feedforward multipliers =
are');disp(fliplr(alpha'));