Surface inspection

3.4. Surface inspection

3.4.1 Feature extraction I

Image:		Magnet
Objective:		Detection of cracks

        This tutorial explains the following features:
          ť Feature extraction I
          ť Changing the checker appearance
          ť 'Object Filter'
          ť Position adjustment
          ť Usage of the dynamic slice level
          ť Feature 'Compactness'
          ť 'Select Objects Advanced'
          ť Loading different magnets

3.4.2 Feature extraction II

Image:		Plastik can
Objective:		Check the quality of a surface with the help of a feature extraction checker

        This tutorial explains the following features:
          ť Gray-value edge detection
          ť Position adjustment
          ť Feature extraction checker
          ť 'Dynamic Slice Level'
          ť 'Filter Size'
          ť Image filter 'Mean'
          ť Loading different pill cans

3.4.3 Difference checker

Image:		Button
Objective:		Evaluating the printing quality

        This tutorial explains the following features:
          ť Creating a difference checker
          ť Creating a template
          ť 'Thresholding'
          ť 'Search Area'
          ť 'Accuracy'
          ť 'Object Filter'
          ť Rotation of templates

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