Table 1 Condition numbers for a p × p matrix
From: Weighted gradient domain image processing problems and their iterative solutions
p | CG | ILU0 | MILU | MILUC | Proposed |
|---|---|---|---|---|---|
100 | 602.9 | 53.5 | 7.4 | 2.6(2.14) | 1.8 |
400 | 597.1 | 54.7 | 8.4 | 2.7(2.24) | 1.7 |
900 | 639.0 | 59.2 | 9.0 | 2.7(2.27) | 1.8 |
1600 | 642.5 | 59.8 | 8.9 | 2.8(2.29) | 1.8 |
2500 | 635.9 | 59.5 | 8.8 | 2.7(2.30) | 1.8 |