IDENTIFYING METHOD AND SYSTEM FOR POSITION OF STAGE USING TARGET IMAGES

摘要

PROBLEM TO BE SOLVED: To position correctly the stage for the use of indicating or preserving of products.

SOLUTION: The position of a stage is identified. Some target images deployed on the stage concerned are acquired. By comparing those acquired target images concerned with the preserved images, displacement coordinates of each target are determined. The displacement coordinates of target concerned is converted into the position coordinates of the stage.

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