hold on;
for x = 1:600;
 if labels(x) == 1;
plot (samples(x,1), samples(x,2), 'r*');

elseif labels(x) == 2;
plot (samples(x,1), samples(x,2), 'g*');

else labels(x) == 3;
plot (samples(x,1), samples(x,2), 'b*');
end;
end;

m1 = [0.496, 0.164];
m2 = [0.395, 0.201];
m3 = [0.306, 0.253];