Codewebs: scalable homework search for massive open online programming courses
WWW, pp. 491-502, 2014.
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Massive open online courses (MOOCs), one of the latest internet revolutions have engendered hope that constant iterative improvement and economies of scale may cure the ``cost disease" of higher education. While scalable in many ways, providing feedback for homework submissions (particularly open-ended ones) remains a challenge in the onl...More