global_xs=[-30 -20 -10 0 1 2 3 4 5 ];
global_ys=[0 0 0 2 2 2 2 2 2 ];
err(8) = 0;
smooth(8) = 0.05;
n_valid(8) = 6;
theta{8} = [0 20.4837 2 -1.39971 -1.06255 25.3075 ];
