Image Processing Reference
In-Depth Information
1
1
0.9
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0
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Digital
c
ount
Digital count
1
1
0.9
0.9
0.8
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0
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0
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Digital count
Digital count
FIGURE 7.21
Dot growth functions plotted as a function of the digital count.
Grid points in original
model (corners of the cube)
CY
Y
C
Additional grid points
in the cellular model
(intermediate grid points)
MY
M
CM
FIGURE 7.22
A CMY color space is divided into subcubes.
Schmelzer model [66] considers the interaction between the light,
ink, and the paper. It has been used for the packaging industry with some heuristic
corrections [67]. Kubelka
The Hoffman
-
Bouguer models are other models to
be considered. Derivation of these models can be found in many publications,
Refs. [38,68,69]. These models are, however, not widely used for halftone printing.
-
Munk and Beer
-
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