global_xs=[-30 -20 -10 0 1 2 3 4 5 ];
global_ys=[0 0 0 2 2 2 2 2 2 ];
err(2) = 0;
smooth(2) = 0.05;
n_valid(2) = 6;
theta{2} = [2 -6.33658 0 -0.541585 -1.78701 -37.3691 ];
