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direct Dose at Insensitive Cells
Cell sensitivity is spatially variable:
) (
i
x
α
∑
=
−
=
N
i
i i
D
N
F
1
)
exp(
1
α
ρ
requires a formula that relates
image intensity to .
) (
i
x
α
The requirements on understanding the image are high.
Here, an uncertainty in influences the dose
linearly
,
while in
situation I only logarithmically
.
The sensitivity map provides the basis for
Dose Painting By Numbers (DPBN).
) (
i
x
α
) (
i
x
α