A Machine Learning Grading System Using Chatbots. - Ifeanyi G. Ndukwe; Ben Kei Daniel; Chukwudi E. Amadi (AIED (2), 2019)

Automatic Grading System Using Sentence-BERT Network. - Ifeanyi G. Ndukwe; Chukwudi E. Amadi; Larian M. Nkomo; Ben Kei Daniel (AIED (2), 2020)