Image processing in optical mark recognition
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In this study, we tested more than 170 surveys of nine different types. The software tool correctly detected all the valid answers. It was also able to detect all questions with no or multiple marks.
8p chauchaungayxua12 09-07-2021 12 1 Download
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In this paper, we examine some image processing techniques used in optical mark recognition, and then we introduce an application that collects data automatically from survey answer sheets at Dalat University.
11p nguaconbaynhay10 19-02-2021 10 1 Download