Table 3.

Comparison between RadShield approach and geometry‐based approach for three sources with three degrees of freedom.

RadShield Approach			Geometry‐based Approach			Comparison
X Location (m)	Y Location (m)	Air‐Kerma Rate (${\text{mGy wk}}^{-1}$)	X Location (m)	Y Location (m)	Air‐Kerma Rate (${\text{mGy wk}}^{-1}$)	Location Error (m)	Air‐Kerma Rate % Error
$2.64\mathrm{E}+00$	$2.66\mathrm{E}+00$	$9.77\mathrm{E}-01$	$2.65\mathrm{E}+00$	$2.65\mathrm{E}+00$	$9.77\mathrm{E}-01$	$1.41\mathrm{E}-02$	$-6.27\mathrm{E}-04$
$2.80\mathrm{E}+00$	$2.82\mathrm{E}+00$	$9.33\mathrm{E}-01$	$2.81\mathrm{E}+00$	$2.81\mathrm{E}+00$	$9.33\mathrm{E}-01$	$1.42\mathrm{E}-02$	$-5.78\mathrm{E}-04$
$2.32\mathrm{E}+00$	$2.32\mathrm{E}+00$	$1.08\mathrm{E}+00$	$2.31\mathrm{E}+00$	$2.31\mathrm{E}+00$	$1.08\mathrm{E}+00$	$1.23\mathrm{E}-02$	$-3.12\mathrm{E}-04$
$2.16\mathrm{E}+00$	$2.80\mathrm{E}+00$	$1.07\mathrm{E}+00$	$2.16\mathrm{E}+00$	$2.81\mathrm{E}+00$	$1.07\mathrm{E}+00$	$7.16\mathrm{E}-03$	$-1.82\mathrm{E}-04$
$3.56\mathrm{E}+00$	$5.08\mathrm{E}+00$	$7.62\mathrm{E}-01$	$3.56\mathrm{E}+00$	$5.08\mathrm{E}+00$	$7.62\mathrm{E}-01$	$3.26\mathrm{E}-03$	$-2.54\mathrm{E}-05$
$3.58\mathrm{E}+00$	$5.16\mathrm{E}+00$	$7.49\mathrm{E}-01$	$3.57\mathrm{E}+00$	$5.17\mathrm{E}+00$	$7.49\mathrm{E}-01$	$1.08\mathrm{E}-02$	$-2.64\mathrm{E}-04$
$2.40\mathrm{E}-01$	$2.40\mathrm{E}-01$	$8.93\mathrm{E}-01$	$2.33\mathrm{E}-01$	$2.33\mathrm{E}-01$	$8.93\mathrm{E}-01$	$1.02\mathrm{E}-02$	$-6.73\mathrm{E}-04$
$3.30\mathrm{E}+00$	$5.12\mathrm{E}+00$	$8.62\mathrm{E}-01$	$3.30\mathrm{E}+00$	$5.13\mathrm{E}+00$	$8.62\mathrm{E}-01$	$8.16\mathrm{E}-03$	$-2.85\mathrm{E}-04$
$4.10\mathrm{E}+00$	$9.82\mathrm{E}+00$	$5.82\mathrm{E}-01$	$4.11\mathrm{E}+00$	$9.82\mathrm{E}+00$	$5.82\mathrm{E}-01$	$5.95\mathrm{E}-03$	$-2.80\mathrm{E}-04$
$4.10\mathrm{E}+00$	$9.84\mathrm{E}+00$	$5.80\mathrm{E}-01$	$4.11\mathrm{E}+00$	$9.83\mathrm{E}+00$	$5.80\mathrm{E}-01$	$1.29\mathrm{E}-02$	$-1.24\mathrm{E}-03$
$6.00\mathrm{E}-02$	$6.00\mathrm{E}-02$	$7.86\mathrm{E}-01$	$5.69\mathrm{E}-02$	$6.43\mathrm{E}-02$	$7.86\mathrm{E}-01$	$5.30\mathrm{E}-03$	$-2.47\mathrm{E}-04$
$4.12\mathrm{E}+00$	$9.74\mathrm{E}+00$	$6.43\mathrm{E}-01$	$4.12\mathrm{E}+00$	$9.74\mathrm{E}+00$	$6.43\mathrm{E}-01$	$4.04\mathrm{E}-03$	$-1.11\mathrm{E}-04$
$5.80\mathrm{E}+00$	$2.76\mathrm{E}+00$	$7.75\mathrm{E}-01$	$5.80\mathrm{E}+00$	$2.76\mathrm{E}+00$	$7.75\mathrm{E}-01$	$4.60\mathrm{E}-03$	$-8.57\mathrm{E}-05$
$5.84\mathrm{E}+00$	2.82E	$7.63\mathrm{E}-01$	$5.85\mathrm{E}+00$	$2.82\mathrm{E}+00$	$7.63\mathrm{E}-01$	$8.88\mathrm{E}-03$	$-4.65\mathrm{E}-04$
$2.60\mathrm{E}-01$	$1.40\mathrm{E}-01$	$8.72\mathrm{E}-01$	$2.54\mathrm{E}-01$	$1.30\mathrm{E}-01$	$8.72\mathrm{E}-01$	$1.17\mathrm{E}-02$	$-9.95\mathrm{E}-04$
$5.80\mathrm{E}+00$	$4.96\mathrm{E}+00$	$8.30\mathrm{E}-01$	$5.80\mathrm{E}+00$	$4.95\mathrm{E}+00$	$8.30\mathrm{E}-01$	$6.75\mathrm{E}-03$	$-1.41\mathrm{E}-04$