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Bubble sheet multiple choice scanner and test grader using OMR, Python, and OpenCV - PyImageSearch
Bubble sheet multiple choice scanner and test grader using OMR, Python, and OpenCV - PyImageSearch
Envoc and LinkIt! Bubble-Sheet Grading Software | Envoc
GradeYourTest.com
opencv - Bubble sheet multiple choice scan - Stack Overflow
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GitHub - Vishal1999-33/Bubble-Sheet-Scanner: Bubble sheet multiple choice scanner and test grader using OpenCV.
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Beyond Multiple Choice: Alternative Ways to Use Bubble Sheets! - GradeCam
