bp_app.txt

类神经训练范例

clear all;
a1=-4+8*rand(2,800);
a2=-4+8*rand(2,400);
a3=-4+8*rand(2,200);

b1=f(a1);
b2=f(a2);
b3=f(a3);
figure
plot3(a1(1,:),a1(2,:),b1,'rx','LineWidth',1.5,'Markersize',6.5);
xlabel('x');
ylabel('y');
zlabel('f(x,y)');
axis square
grid on
figure
plot3(a2(1,:),a2(2,:),b2,'rx','LineWidth',1.5,'Markersize',6.5);
xlabel('x');
ylabel('y');
zlabel('f(x,y)');
axis square
grid on
figure
plot3(a3(1,:),a3(2,:),b3,'rx','LineWidth',1.5,'Markersize',6.5);
xlabel('x');
ylabel('y');
zlabel('f(x,y)');
axis square
grid on
save a1.txt a1 -ascii
save a2.txt a2 -ascii
save a3.txt a3 -ascii
save b1.txt b1 -ascii
save b2.txt b2 -ascii
save b3.txt b3 -ascii