2-23-(20)
ECM Search
Section 2-23
2-23-7
Setting Judgement Conditions
Set the judgement conditions for the correlation to the model and the position
to be found (X,Y).
CHECK
EC Correlation
The edge-extracted image is used for matching with the model. The EC corre-
lation value indicates the degree of similarity for the edge-extracted image.
CHECK
Position X and Position Y
1.
Select Judgement conditions.
Judgement conditions
End
:
EC Correlation :79 [ 70 :
100
]
Position X : 180.000
[ 0.000 : 511.000]
Position Y : 250.000
[ 0.000 : 483.000]
Range for an OK judgement
Correlation range (0 to 100)
Range of movement of the measurement object
in the X direction (
-
9,999.999 to 9,999.999)
Range of movement of the measurement object
in the Y direction (
-
9,999.999 to 9,999.999)
Measurement results for the displayed image
Use these values as a reference for setting upper and lower limits.
96
OK
55
NG
90
OK
For judgement values
between 70 and 100
EC correlation
Judgement
Model
Image 0
Image 1 Image 2
OK
NG
Movement range in X direction
Movement range in Y direction
1.ECM search
Measurement image
Extract edges
Measurement conditions
Model registration
Search coordinate
Search region
Judgement conditions
Detailed conditions
Coordinate mode