APPARATUS AND METHOD FOR INSPECTING TEMPLATE BY USING SIMPLIFIED HOUGH TRANSFORM
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United States of America Patent
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Jul 24, 2017
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Aug 3, 2016
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One embodiment of the present invention provides an apparatus and method for inspecting a template using a simplified Hough transform. An apparatus for inspecting a template using a simplified Hough transform according to an embodiment of the present invention comprises a rotation angle determination unit for determining a rotation angle of the template included in the object by performing a first voting procedure on a input image including an object; and a position determining unit for calculating a voting cumulative values for the blocks included in the input image by performing a second voting procedure on the input image, performing a down sampling at least one of the blocks based on the voting cumulative values, and determining a position of the template by performing a third voting procedure on the down sampled blocks.
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