TY - GENERIC DO - 10.20944/preprints202005.0502.v1 UR - http://dx.doi.org/10.20944/preprints202005.0502.v1 TI - Anti-cheating Online Exams by Minimizing the Cheating Gain T2 - Preprints AU - Li, Mengzhou AU - Sikdar, Sujoy AU - Xia, Lirong AU - Wang, Ge PY - 2020 DA - 2020/05/31 PB - Preprints