Pattern collation device and pattern collating method...

Details Pattern collation device and pattern collating method... Pattern collation device and pattern collating method...

G - Physics

06

K

G06K 9/36 (2006.01) G06K 9/64 (2006.01)

Patent

CA 2379452

A pattern collation device for comparing and collating graphic forms includes a deformation estimating unit for estimating deformation generated in a graphic form to be examined which is a graphic form as an object of examination based on information about a feature point indicative of features in each of the graphic form to be examined in question and a model graphic form as a graphic form based on which comparison is made, a deformation correcting unit for correcting the graphic form to be examined in question based on information about the deformation estimated by the deformation estimating unit and a similarity determining unit for comparing the graphic form to be examined whose deformation is corrected by the deformation correcting unit with the model graphic form as a graphic form based on which comparison is made to calculate similarity therebetween.

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