Neural PID Control System Code - Real-Time Rendering: Computer Graphics with Control Engineering - page 170

%PID control input
%figure 4);
%plot(time,pid_u,'g');
%xlabel('Frame');ylabel('Control Input');
%legend('u', 'pid u');
figure 5);
subplot(2,1,1);
plot(time,u,'r');
xlabel('Frame');ylabel('Control Input');
subplot(2,1,2);
plot(time,pid_u,'g');
xlabel('Frame');ylabel('Control Input');