Image Processing Reference
In-Depth Information
th
subimage. (
by
i
t
ij
= 0 otherwise). The
TM
matrix can be displayed as an image
as shown in figure 8.5.
Tolerance Matrix
2
6
7
9
1
3
4
5
8
1
2
3
4
5
6
7
8
9
Subimages
FIGURE 8.5: The tolerance matrix displayed as an image
The tolerance classes have average gray values of 65, 150, 159, 175 and 184 re-
spectively.
⎡
⎣
⎤
⎦
0 9 70 10 0 0 0
0
0
0
140
0
117
0
0
115
OTM
=
(8.13)
162
0
0
140
0
117
162
153
115
162
0
0
140
0
0
162
153
0
The
matrix can be shown as an image that displays the gray level values and
the spatial information of all the tolerance classes.
OTM
Average Gray Level
67
Class 1
Class 2
Class 3
Class 4
162
1
7
8
9
2
3
4
5
6
Subimage index
FIGURE 8.6: The ordered tolerance matrix displayed as an image
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