Image Processing Reference
In-Depth Information
They cannot be put into the context of a simple union of erosions with morphologi-
cal structuring elements. This is because erosion by a structuring element in mor-
phology is basically a foreground operation. Either the structuring element fits the
Figure 5.4
Lattice representation of a nonincreasing function.
Figure 5.5
Minimization and implementation of a nonincreasing function from Fig. 5.4. There
is no problem with terms
X
0
X
1
and
X
1
X
2
that can be implemented as simple morphology.
However, term
X
1
X
2
must be implemented as a hit-or-miss transform.