Filtering
514
FH/FZ5 Processing Item Function Reference Manual
Filtering Parameters (Filtering)
Treat the images loaded from the camera in order to make them easier to measure.
You can select from 10 filtering meth
ods to match the image state.
1 In the Item Tab area, click [Filter parameter].
2 Set each item while checking the image.
Setting item
Set value
[Factory default]
Description
Display
Through image display The latest image is always input from the camera and displayed.
[Freeze image display]
The image that was scanned in the immediately preceding
meas
urement is displayed. Images can be updated at any time
during measurement.
Target for filtering
[Camera image]
Filtering is applied to the images input from the camera that is set
be
fo
re this unit ([Filtering]) in the scene. Filtering is not performed.
Previous image
Filtering is applied to the images which have been processed by
the [Position Compensation] and [Filtering] units that are set
before this unit ([Filtering]) in the scene.
Order of filtering
• [Filtering → BG
S ]
•BGS → Filtering
Sel
ect the sequence of background suppression/filtering.
Filtering
•[OFF]
• Weak smoothing
• Strong smoothing
• Dilate
•Erosion
• Median
• Extract edges
• Extract horizontal edges
• Extract vertical edges
• Enhance edges
Select the type of filtering.
Reference: Filtering Options and Examples (p.515)
Filter size
•[3 × 3]
•5 × 5
Select whether to use information from several surrounding pixels.
With mask size, the larger the setting value, the more of the
surrou
ndi
ng pixel variation that can be assimilated.
BGS level [0] to [255]
While looking at your image, specify the
upper and lower limits for
RGB to suppress as the background.
Reference: Background Suppression Level (p.516)
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