[Gnuplot-info] contact map

[giuseppe de M. <g.d...@su...>]

Dear gnuplot users, 
I have some data in the format x,y,z . 
I should  plot these data in a graph ( contact map) like this  :
http://cus.cam.ac.uk/~pv232/test.eps. 
 
Could you please give me some suggestion on how to proceed. 
 
Thanks in advance. 
Giuseppe De Marco