Panasonic PV500 User Manual page 101

Dilation and Erosion on Binary Image (Filter)
This is the function that dilates or erodes the pixels of color selected for target color to count. Use this function
mainly when you delete a slight noise or enhance a detected area. If applying this function is not necessary,
proceed to the next step.
1.
Select "Inspection Condition" > "Filter".
The list of settable filters is displayed.
2.
Select "Filter" to process the image to be a desired image.
Changing filters updates the displayed image. Confirm it and set.
Setting Criteria for Counting Objects
Set object criteria to count. The following two items are the criteria.
·
Min. Object Size:
Decides the number of pixels to regard as an object.
·
Min. Gap Size:
Decides the minimum value of gap which is the number of pixels lying between objects and with
different color from target.
Example 1)
·
Min. Object Size = 2
·
Min. Gap Size = 3
Example 2)
·
Min. Object Size = 3
·
Min. Gap Size = 5
1.
Select "Inspection Condition".
2.
Enter "Min. Object Size" and "Min. Gap
Size".
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