Advantech VisionNavi, User Manual

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39 VisionNavi User Manual
Chapter 2
Tool
It is the threshold of a brightness. Detects the image with brightness between high
and low thresholds in the image.
[Fill holes]
If the unextracted region is surrounded by the extracted region, set whether to extract
it by painting it out.
[Max area, Min area]
Specify the size range of the region to be extracted.
Detection result
Each item of the detection result can be used for judgment of this tool.
[Area]
The total area of the detected part.
[Num matches]
It is the number of independent chunks out of the detected parts.
[CTR of G-X, Y]
It is the center of gravity position of all detected parts. Color binarization area
Color binarization area
Binarize a specific color component from the image in the target region and calculate
the feature quantity such as the number, position, shape etc. of the obtained region
and make a judgment.
Detect condition
[Color space]
Display the color to be detected in annular HSV space. By clicking the eyedropper
mark, you can select any color from the image. By dragging or by holding down the
Ctrl key on the keyboard and selecting an arbitrary color, you can add color ranges.
[Hue]
It is the center value of the hue (H) of the HSV space to be selected.
[range(Hue)]
The range of hue (H) to select.
[Saturation H, L]
Specify the range of saturation (S) to select.
[Brightness H, L]
Specify the range of brightness (V) to be selected.
[Fill holes]
If the unextracted region is surrounded by the extracted region, set whether to extract
it by painting it out.
[Inversion]
Invert the extracted region and the region not extracted.
[Max area, Min area]
Specify the size range of the region to be extracted.
Detection result
Each item of the detection result can be used for judgment of this tool.
[Area]
The total area of the detected part.
[Num matches]
It is the number of independent chunks out of the detected parts.
[CTR of G-X, Y]