From: Assessment of the axial resolution of a compact gamma camera with coded aperture collimator
Source distance [mm] | MURA decoding | 3D-MLEM | ||
---|---|---|---|---|
Raw [mm] | Preprocessed [mm] | Raw [mm] | Preprocessed [mm] | |
12 | 5.3 ± 0.6 | 5.3 ± 0.6 | 2.17 ± 0.03 | 1.75 ± 0.03 |
14 | 4.7 ± 0.1 | 4.7 ± 0.1 | 2.20 ± 0.02 | 1.80 ± 0.06 |
16 | 6.0 ± 0.2 | 5.8 ± 0.2 | 2.32 ± 0.04 | 1.85 ± 0.08 |
18 | 6.9 ± 0.2 | 6.2 ± 0.2 | 2.34 ± 0.02 | 2.02 ± 0.03 |
20 | 7.5 ± 0.1 | 7.3 ± 0.1 | 2.60 ± 0.09 | 2.26 ± 0.02 |
25 | 11.0 ± 0.4 | 9.8 ± 0.4 | 2.37 ± 0.02 | 2.54 ± 0.04 |
30 | 12.1 ± 0.5 | 11.9 ± 0.5 | 2.74 ± 0.02 | 2.76 ± 0.11 |
35 | 17.2 ± 0.9 | 15.1 ± 0.8 | 2.45 ± 0.10 | 2.01 ± 0.14 |
40 | 16.9 ± 0.9 | 18.5 ± 1.1 | \(\dagger\)4.32 ± 0.12 | \(\dagger\)3.51 ± 0.15 |
45 | 14.2 ± 0.8 | 18.4 ± 1.3 | \(\dagger\)5.48 ± 0.06 | \(\dagger\)4.69 ± 0.13 |
50 | 15.6 ± 1.0 | 17.5 ± 1.0 | \(\dagger\)5.53 ± 0.09 | \(\dagger\)5.97 ± 0.09 |
55 | 18.3 ± 1.1 | 18.8 ± 1.1 | \(\dagger\)5.52 ± 0.11 | \(\dagger\)4.73 ± 0.08 |
60 | 19.4 ± 0.9 | 19.9 ± 0.9 | \(\dagger\)6.71 ± 0.11 | \(\dagger\)5.24 ± 0.10 |
65 | 23.9 ± 0.9 | 28.0 ± 1.2 | \(\dagger\)7.04 ± 0.12 | \(\dagger\)6.67 ± 0.10 |
70 | 22.2 ± 0.7 | 23.8 ± 0.9 | \(\dagger\)8.19 ± 0.17 | \(\dagger\)7.37 ± 0.11 |
75 | 26.6 ± 0.7 | 27.8 ± 0.7 | \(\dagger\)9.79 ± 0.17 | \(\dagger\)9.10 ± 0.17 |
80 | 32.6 ± 0.5 | 35.4 ± 0.5 | \(\dagger\)10.40 ± 0.18 | \(\dagger\)11.64 ± 0.27 |
85 | 32.7 ± 0.2 | 35.9 ± 0.4 | \(\dagger\)11.11 ± 0.21 | \(\dagger\)12.34 ± 0.24 |
90 | 37.0 ± 0.4 | 37.8 ± 0.5 | \(\dagger\)11.20 ± 0.24 | \(\dagger\)10.37 ± 0.24 |
95 | 35.2 ± 0.8 | 38.3 ± 0.8 | \(\dagger\)12.28 ± 0.29 | \(\dagger\)14.81 ± 0.41 |
100 | 34.8 ± 0.4 | 42.2 ± 0.9 | \(\dagger\)14.84 ± 0.66 | \(\dagger\)13.48 ± 0.86 |