function show_res(results, img)

figure('Resize','off','Position',[100 100 size(img,1) size(img,2)],...
       'PaperUnit','points','PaperPosition',[0 0 size(img,1) size(img,2)]);
axes('position',[0 0 1 1]);
imshow(img); hold on;
for n = 1:length(results)
    
   res = results(n);
    
   all_cntr = [];
   all_skel = [];
   for n =  1 : length(res.tplt)
       all_cntr = [all_cntr; res.cntr{n} ];
   end
end