Apparatus and method for inspection of a patterned object by com

Boots – shoes – and leggings

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382141, 382148, 382151, G06K 968

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056194293

ABSTRACT:
An inspection method including the steps of providing a patterned object to be inspected and compared with a reference, inspecting the patterned object and providing an output of information relating to the visual characteristics of the patterned object, comparing binary level information relating to the visual characteristics of the patterned object to binary level information relating to the visual characteristics of the reference, and comparing gray level information relating to the visual characteristics of the patterned object to gray level information relating to the visual characteristics of the reference.

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A. Rosenfeld et al, "Digital Picture Processing", vol. 1, Academic Press, 1982, pp. 257 onward.

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