Chengcheng Liu, Jin Zhang, Yang Zhou, Shunjian Tian, Xiaoli Gong, Xin Wei. Automatically difficulty grading method of "instruction system" question bank based on knowledge tree. In Peter A. N. Bosman, editor, Genetic and Evolutionary Computation Conference, Berlin, Germany, July 15-19, 2017, Companion Material Proceedings. pages 283-284, ACM, 2017. [doi]
Abstract is missing.