Description: (symmetrized) structure of internet routers as of July 22, 2006
|(undirected graph drawing)|
|number of rows||22,963|
|number of columns||22,963|
|# strongly connected comp.||1|
|explicit zero entries||0|
|nonzero pattern symmetry||symmetric|
|numeric value symmetry||symmetric|
|Additional fields||size and type|
Network collection from M. Newman http://www-personal.umich.edu/~mejn/netdata/ The graph as-22july06 contains a symmetrized snapshot of the structure of the Internet at the level of autonomous systems, reconstructed from BGP tables posted at archive.routeviews.org. This snapshot was created by Mark Newman from data for July 22, 2006 and is not previously published.
|null space dimension||16,365|
|full numerical rank?||no|
|singular value gap||9.5382e+10|
|singular values (MAT file):||click here|
|SVD method used:||s = svd (full (A))|
For a description of the statistics displayed above, click here.
Maintained by Tim Davis, last updated 12-Mar-2014.
Matrix pictures by cspy, a MATLAB function in the CSparse package.
Matrix graphs by Yifan Hu, AT&T Labs Visualization Group.