Figure 5.28: Overlapping Region-LUT example
( 0 , 0 )
Figure 5.29: Region-LUT in keyhole inspection
5.8 Grey Level Transformation (LUT)
( 0 , 0 )
N
N
O
O
L U T 0
O
O
L U T 1
L U T 0
( x
, y
m a x
m a x
N
L U T 1
( 0 , 0 )
)
N
( x
, y
)
m a x
m a x
L U T 1
L U T 0
( x
m a x
, y
)
m a x
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