From: Optimisation of quantitative lung SPECT applied to mild COPD: a software phantom simulation study
Order of rank | Kernel edge length (cm) | Number of iterations (updates) | Cutoff frequency (cm −1 ) | p value |
---|---|---|---|---|
1 | 1.0 | 4 (64) | 0.6 | 4.1 × 10−13 |
2 | 1.0 | 4 (64) | 0.7 | 6.2 × 10−13 |
3 | 1.0 | 6 (96) | 0.6 | 7.9 × 10−13 |
4 | 1.0 | 2 (32) | 0.7 | 9.4 × 10−13 |
5 | 1.0 | 6 (96) | 0.5 | 1.5 × 10−12 |
6 | 1.0 | 6 (96) | 0.7 | 2.8 × 10−12 |
7 | 1.7 | 4 (64) | 0.7 | 3.0 × 10−12 |
8 | 1.0 | 2 (32) | 0.6 | 3.7 × 10−12 |
9 | 1.0 | 2 (32) | Unfiltered | 4.2 × 10−12 |
10 | 1.0 | 8 (128) | 0.6 | 4.5 × 10−12 |