File:Overfitting-model.png: Revision history

6 November 2009

• curprev 15:0715:07, 6 November 2009‎ Mderakhs talk contribs‎ 287 bytes 0‎ uploaded a new version of "File:Overfitting-model.png": num_points=20; amp=30; error_amp=15; x=unique(amp*rand(num_points,1)); num_points=size(x,1); e=error_amp*rand(num_points,1)-error_amp/2; y=2*x+e; n=10; p = polyfit(x,y,n); newx=[0:amp]; newy=pol
• curprev 11:2811:28, 6 November 2009‎ Mderakhs talk contribs‎ 287 bytes 0‎ uploaded a new version of "File:Overfitting-model.png": num_points=20; amp=30; x=unique(amp*rand(num_points,1)); num_points=size(x,1); e=10*rand(num_points,1)-2.5; y=2*x+e; n=10; p = polyfit(x,y,n); newx=[0:amp]; newy=polyval(p,newx); hold off; plot(

2 November 2009

• curprev 00:1200:12, 2 November 2009‎ Mderakhs talk contribs‎ 287 bytes +287‎ x=20*rand(9,1); x=sort(x); x=[0;x;20]; e=rand(size(x,1),1); plot(x,2*x+10*e,'*','MarkerEdgeColor','k'); hold on plot(x,2*x+10*e,'-.','MarkerEdgeColor','k'); hold on; plot(nx,2*nx+5 ,'-r'); h = legend('The training data set','An overfitting model', 'A lin