You might want to check out this paper by Alexander D. Wissner-Gross and Freer: http://www.alexwg.org/publications/PhysRevE_82-056104.pdf http://www.alexwg.org/

You might want to check out this paper by Alexander D. Wissner-Gross and Freer: http://www.alexwg.org/publications/PhysRevE_82-056104.pdf http://www.alexwg.org/publications/PhysRevE_82-056104.pdf