Image processing
4.8 Search parameter
4.8
Search parameter
4.8
Two areas can be specified for image recognition.
• Limited: The ROIs around the specimen cannot extend beyond the edge of the image.
• Open: The ROIs around the specimens can go beyond the edge of the image by a
You must specify the maximum value d by the following when an open area is used:
dmax = 30%
Figure 4-1
w = width
h = height
d = maximum value for the position beyond the edge of the image
OK = position for processing OK
N_OK = position for processing not OK
1) = center point of the pattern
2) = image area
4-16
Limited is the default value.
maximum value specified by d
2
2
+
Search parameter
Vision Sensor SIMATIC VS120
Operating Instructions, Edition 02/2006, A5E00757507-01