Matrix: Gleich/usroads-48
Description: Continental US road network (with xy coordinates)
(undirected graph drawing) |
Matrix properties | |
number of rows | 126,146 |
number of columns | 126,146 |
nonzeros | 323,900 |
# strongly connected comp. | 1 |
explicit zero entries | 0 |
nonzero pattern symmetry | symmetric |
numeric value symmetry | symmetric |
type | binary |
structure | symmetric |
Cholesky candidate? | no |
positive definite? | no |
author | D. Gleich |
editor | T. Davis |
date | 2010 |
kind | undirected graph |
2D/3D problem? | no |
Additional fields | size and type |
coord | full 126146-by-2 |
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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.