• Title/Summary/Keyword: OMR Test Paper

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Automatic Identification of the OMR Answer Marking Using Smart Phone (스마트폰을 이용한 OMR 답안 마킹 자동 인식)

  • Noh, Duck-Soo;Kim, Jin-Ho
    • The Journal of the Korea Contents Association
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    • v.16 no.9
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    • pp.694-701
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    • 2016
  • The smart phone application to provide auto identification and answer explanation of multiple choice answer for each OMR answer item in the test paper different from ordinary OMR test by using smart phone is very useful in terms of a self learning and a smart learning. In this paper, smart phone application of OMR mark identification for each question item in test paper is proposed. QR code for each OMR answer is provided for the encrypted correct answer and the reference location of multiple choice answer rectangle location. The OMR answer region is extracted and the marked answer is identified in each question of test paper, in order to compare between the marking answer and the correct answer. Experimental result of smart phone application of the proposed algorithm for the OMR answer images with various size and direction shows excellent recognition performance.