Table 1 Correlation coefficient R and relative percentual differences\({\mathrm{X}}_{\mathrm{MNP},\mathrm{diff}}\)of the quantitative images for the two nominal MNP cubes separated by 1, 2, and 3Â cm (surface-to-surface distance)
Distance (cm) | 3.0 | 2.0 | 1.0 |
Correlation (R) | 0.88 | 0.6 | 0.72 |
\({X}_{MNP,diff}\)(%) | 13 | 13.1 | 16.8 |