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In short:
ACE
(Oncentra Brachy)
Acuros
(BrachyVision)
Long heritage
√
√
Angular discretization
adaptive (“accuracy” selection & # adaptive (24 to 960 auto. varying
sources)
within/between energy groups)
Spatial discretization
adaptive multi-resolution Cartesian
grid (“accuracy” selection)
adaptive multi-resolution Cartesian
grid (auto. based on scatter fluence
gradient)
Pre-calculated data as input
Primary dose for source model,
energy spectra kernels
Phase space file for source model
,
Energy discretization
-
37 groups (adaptive for the scatter
fluence using an appropriate
i hti f ti f(E))
energy we g ng unc on
Primary scatter separation
√
√
Ray tracing for primary
√
√
-
Successive scattering
Prim. dose
1
st
scatter SCERMA
multiple scatter SCERMA
Prim. fluence
1
st
scatter source