An Automated Exam Marking System for Paper-based Multiple-Choice Tests

Pei Hsiu Chien and Greg C. Lee


Exam marking system, Mark recognition, Form processing system


This study aimed to develop on automated exam marking system for paper-based multiple-choice tests. This paper presents some approaches to solve the problems of how to locate the regions of interest on exam papers and correctly recognize the marks provided by respondents. A test involving more than 1,500 students verified the high performance of the proposed system. The processing time was more five times shorter for the system than for manual processing, and the accuracy was nearly 99.1%. Some applications for using the system in education are also proposed.

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