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Table 2 Point source spatial resolution at different positions

From: Design and system evaluation of a dual-panel portable PET (DP-PET)

Source position (x, y, z) mm

Spatial resolution (mm)

x

y

z

(0, 0, 0)

2.29 ± 0.01

2.36 ± 0.02

7.30 ± 0.13

(0, 20, 0)

2.20 ± 0.02

2.23 ± 0.01

7.57 ± 0.12

(0, 40, 0)

2.12 ± 0.01

2.10 ± 0.02

7.46 ± 0.07

(20, 0, 0)

2.29 ± 0.04

2.21 ± 0.06

8.07 ± 0.16

(20, 20, 0)

2.15 ± 0.04

2.23 ± 0.04

8.03 ± 0.16

(20, 40, 0)

1.97 ± 0.02

2.18 ± 0.04

8.18 ± 0.22

(40, 0, 0)

2.35 ± 0.02

2.14 ± 0.06

7.61 ± 0.47

(40, 20, 0)

2.09 ± 0.01

2.12 ± 0.02

8.49 ± 0.17

(40, 40, 0)

1.49 ± 0.03

1.58 ± 0.06

9.75 ± 0.20

(0, 0, 40)

2.24 ± 0.03

2.37 ± 0.03

9.27 ± 0.20

(0, 20, 40)

2.23 ± 0.02

2.36 ± 0.03

9.17 ± 0.16

(0, 40, 40)

2.21 ± 0.02

2.36 ± 0.02

9.47 ± 0.14

(20, 0, 40)

2.29 ± 0.03

2.34 ± 0.02

9.16 ± 0.23

(20, 20, 40)

2.27 ± 0.02

2.32 ± 0.02

9.23 ± 0.21

(20, 40, 40)

2.21 ± 0.03

2.25 ± 0.03

8.93 ± 0.15

(40, 0, 40)

1.82 ± 0.01

2.15 ± 0.01

9.37 ± 0.34

(40, 20, 40)

2.07 ± 0.02

2.13 ± 0.02

9.84 ± 0.21

(40, 40, 40)

1.97 ± 0.02

1.91 ± 0.01

9.97 ± 0.30