Image analysis – Image transformation or preprocessing – Changing the image coordinates
Patent
1997-10-30
2000-11-14
Boudreau, Leo H.
Image analysis
Image transformation or preprocessing
Changing the image coordinates
154255, G06K 932
Patent
active
061481203
ABSTRACT:
The invention corrects correspondence error among multiple images taken at different focal distances with non-telecentric optical systems, and is particularly useful in focal gradient analysis range imaging systems.
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Boudreau Leo H.
Cognex Corporation
Sherali Ishrat
Weinzimmer Russ
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