. Author manuscript; available in PMC: 2020 Dec 1.

Published in final edited form as: Med Phys. 2019 Oct 20;46(12):5572–5592. doi: 10.1002/mp.13801

Table 1.

X-ray sources simulated in this study. Source 0 simulated an ideal point source although it still had a finite physical size as required by CatSim.

Name	Source 0	Source 1	Source 2	Source 3
Oversampling rate	1	6	6	6
Target angle (ϕ)	22.5°	22.5°	22.5°	22.5°
h₁ (mm)	0.001	0.784	0.784	0.784
h₂ (mm)	0.001	0.3	1.0	2.0