Answer sheet image cutting method, device, equipment and medium
The invention discloses an answer sheet image cutting method and device, equipment and a medium. The method comprises the following steps: acquiring an answer sheet image to be cut; the answer sheet image is corrected according to a plurality of positioning points arranged at the boundary of the ans...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses an answer sheet image cutting method and device, equipment and a medium. The method comprises the following steps: acquiring an answer sheet image to be cut; the answer sheet image is corrected according to a plurality of positioning points arranged at the boundary of the answer sheet, an effective area of the answer sheet image is obtained, the effective area at least comprises an answer area and a question number area located on the side edge of the answer area, and the question number area comprises all groups of question number units arranged longitudinally; obtaining coordinates of each group of question number units; identifying handwritten question numbers filled in each group of question number units according to the coordinates; and cutting the answer area and the question number area corresponding to the handwritten question number. By adopting the embodiment of the invention, the answer area can be quickly divided, and the paper marking efficiency is improved.
本发明公开了一种答题卡图像裁 |
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