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In short:
ACE
(Oncentra Brachy)
Acuros
(BrachyVision)
Long heritage
√
√
Angular discretization
adaptive (“accuracy” selection
& # sources)
adaptive (24 to 960 auto.
varying 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 energy weighting
function f(E))
Primary scatter separation
√
√
Ray-tracing for primary
√
√
Successive scattering
Prim. dose
→
1
st
scatter
SCERMA
→
multiple scatter
SCERMA
Prim. fluence
→
1
st
scatter
source