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. Author manuscript; available in PMC: 2020 Jul 1.
Published in final edited form as: Med Phys. 2019 Sep 16;46(11):5262–5272. doi: 10.1002/mp.13781

Table VI.

The fitting parameters (a, b), and the R2 and root-mean-square from the residual (RMSE), for AP and lateral localizer acquisition geometries across the population of XCAT phantoms (n = 57).

Organ AP LAT
a B R2 RMSE a b R2 RMSE
Adrenal 1.461 −0.079 0.706 0.017 0.917 −0.065 0.608 0.017
Bladder 0.034 −0.074 0.186 0.001 0.024 −0.073 0.205 0.001
Bones 0.541 −0.055 0.806 0.007 0.494 −0.054 0.586 0.011
Brain 0.003 0.010 0.023 0.001 0.005 −0.017 0.077 0.000
Breast 0.465 −0.021 0.131 0.035 0.977 −0.067 0.305 0.033
Esophagus 1.205 −0.057 0.684 0.022 0.974 −0.068 0.446 0.024
Eye 0.001 0.059 0.371 0.001 0.002 0.017 0.039 0.001
Gall bladder 2.208 −0.069 0.338 0.068 1.088 −0.044 0.196 0.067
Heart 1.077 −0.040 0.642 0.025 1.983 −0.089 0.644 0.022
Kidney 1.493 −0.091 0.703 0.014 1.178 −0.069 0.568 0.022
Large intestine 0.411 −0.038 0.284 0.021 0.331 −0.049 0.202 0.019
Larynx 0.347 −0.006 0.006 0.058 0.184 −0.057 0.208 0.009
Liver 2.061 −0.073 0.650 0.030 0.991 −0.037 0.535 0.029
Lung 0.844 −0.044 0.771 0.014 0.987 −0.059 0.561 0.022
Marrow 0.440 −0.064 0.839 0.005 0.424 −0.070 0.765 0.005
Ovaries 0.032 −0.048 0.653 0.023 0.022 −0.046 0.348 0.029
Pancreas 1.835 −0.065 0.672 0.030 0.637 −0.062 0.557 0.014
Prostate 0.032 −0.048 0.653 0.023 0.022 −0.046 0.348 0.029
Skin 0.149 −0.036 0.625 0.004 0.151 −0.036 0.682 0.003
Small intestine 0.879 −0.050 0.276 0.041 0.833 −0.092 0.605 0.010
Spleen 1.400 −0.093 0.586 0.017 0.516 −0.096 0.603 0.006
Stomach 0.790 −0.033 0.164 0.058 0.390 −0.064 0.462 0.010
Testes 0.023 −0.045 0.653 0.023 0.017 −0.045 0.348 0.029
Thymus 0.999 −0.029 0.465 0.034 1.522 −0.078 0.536 0.027
Thyroid 1.053 −0.024 0.408 0.039 0.147 −0.041 0.181 0.010
Trachea 1.047 −0.042 0.653 0.023 0.810 −0.059 0.348 0.029
Uterus 0.023 −0.045 0.653 0.023 0.017 −0.045 0.348 0.029
Vagina 0.006 −0.042 0.653 0.023 0.006 −0.046 0.348 0.029