Detecting Ghostwriters in High Schools
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Students hiring ghostwriters to write their assignments is an increasing problem in educational institutions all over the world, with companies selling these services as a product. In this work, we develop automatic techniques with special focus on detecting such ghostwriting in high school assignments. This is done by training deep neural networks on an unprecedented large amount of data supplied by the Danish company MaCom, which covers 90 schools. We achieve an accuracy of 0.875 and a AUC score of 0.947 on an evenly split data set.
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