A digital model of the known universe in many ways is still just a roughed out sketch from a supercomputer.
http://ca.news.yahoo.com/video/astronomers-map-known-universe-18-180000686.html
However, just like the ancient incomplete maps, they still provided some level of a detailed reference points.
Thats why interpolation is essential in how it can combine various data-streams with resonable speculation perameters.
http://therabbitportal.blogspot.ca/2013/05/advanced-computer-modeling-programs.html
http://patternsofsynchronicty.blogspot.ca/2013/04/supercomputers-reveal-how-spiral-galaxy.html
