Structured information in small-world neural networks

This work was supported by the MEC Grants No. TIN- 2004-04363-CO03-03, No. TIN-2007-65989 and by the CAM Grant No. S-SEM-0255-2006. E.S. was partially supported by the MEC Grant No. PR2007-0080. We thank K. Koroutchev and R. Levi for useful discussion.