0001 function overlaymarkers(xx,m,n) 0002 0003 X=reshape(xx,[m,n]); 0004 [ii,jj,ss]=find(X<0); 0005 for kk=1:length(ss) 0006 hold on; plot(jj(kk), ii(kk), 'mx', 'linewidth', 2,'markersize', 10); 0007 end 0008 [ii,jj,ss]=find(X>0); 0009 for kk=1:length(ss) 0010 hold on; plot(jj(kk), ii(kk), 'mo', 'linewidth', 2,'markersize', 10); 0011 end 0012 0013