A-5-2 Search Processing Mechanism - Omron FH-1 series User Manual

A-5-2 Search Processing Mechanism
Reference image patterns are registered as models and then search is performed for the parts of input
images that most resemble the models. The degree of similarity is represented with a correlation value,
inspection for defects and different parts being mixed in can be performed.
The search process is performed over several distinct stages.
1
Register a reference model.
Additional Information
Model Status and Measurement Processing
• Measurement time and accuracy may be affected by the status of model in the following
ways. Please select measurement objects that are in good condition (clean) for Model Regis-
tration.
• In the case of large or complicated models, processing time is prolonged.
• With extremely small models or models without features, search processing is unstable.
2
Perform rough search of overall measurement region.
Search for the model over the entire measurement region.
3
Perform additional searching near the model.
Vision System FH/FHV/FZ5 Series User's Manual (Z365)
Register the package
marking as a model
Search range
(Search model range)
Model
Model
Appendices
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