Panasonic PV500 User Manual page 215

For Distance Point - Point
In this section, for the object detected in Feature Extraction No.0,
enter the detected zeroth coordinate in Point 0, and enter the
detected first coordinate in Point 1.
In Feature Extraction, it has been set to sort the objects in descending
order of area and detect the circle of the largest area zerothly.
1.
Select No.0: Point from the list.
The list of checkers which can be input is displayed.
Unset checkers are shown in gray and cannot be selected.
For details of selectable checkers, see page 216.
2.
Select "FEC: Feature Extraction" from the list.
The list of Feature Extraction checkers is displayed.
3.
Select Checker No. 000.
The list of result types is displayed.
4.
Select "Center of Gravity Coord." and specify Result No.
0000.
The selected data is displayed in a symbol for No.0: Point in the
list.
5.
Set the second point (No.1: Point) in the same steps.
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