Simon/appu
RANDOM SPARSE MATRIX USED IN THE APP BENCHMARK, NASA AMES RESEARCH CENTE
| Name |
appu |
| Group |
Simon |
| Matrix ID |
811 |
|
Num Rows
|
14,000 |
|
Num Cols
|
14,000 |
|
Nonzeros
|
1,853,104 |
|
Pattern Entries
|
1,853,104 |
|
Kind
|
Directed Weighted Random Graph |
|
Symmetric
|
No |
|
Date
|
1993 |
|
Author
|
H. Simon |
|
Editor
|
H. Simon |
| Structural Rank |
|
| Structural Rank Full |
|
|
Num Dmperm Blocks
|
|
|
Strongly Connect Components
|
1 |
|
Num Explicit Zeros
|
0 |
|
Pattern Symmetry
|
100% |
|
Numeric Symmetry
|
94.3% |
|
Cholesky Candidate
|
no |
|
Positive Definite
|
no |
|
Type
|
real |
| SVD Statistics |
| Matrix Norm |
1.713065e+01 |
| Minimum Singular Value |
1.000002e-01 |
| Condition Number |
1.713062e+02
|
| Rank |
14,000 |
| sprank(A)-rank(A) |
|
| Null Space Dimension |
0 |
| Full Numerical Rank? |
yes |
| Download Singular Values |
MATLAB
|
