plot_5_22.m

matlab里面的一些经典的例子程序

% remake 5.21

figure
Z=zeros(488,4);
for i=1:4,
   eval(['load run', num2str(i)])
   Z(:,i)=sum((E.^2),2)/200;
end 
semilogy(Z,'b');
title('figure 5.21')
print -dps 5_21