OMR Sheet Evaluation system using Python and OpenCV. Automatically detects answer bubbles, evaluates marked responses, calculates scores, and visualizes grading results. Built with Computer Vision techniques including contour detection, thresholding, morphology, and pixel-density analysis for automated exam assessment.
python opencv computer-vision numpy image-processing omr thresholding opencv-python optical-mark-recognition contour-detection python-project bubble-detection pixel-analysis omr-scanner morphological-operations computer-vision-project automated-grading exam-automation answer-sheet-checker
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Updated
Feb 2, 2026 - Python