Xiaona Xia is a professor at Qufu Normal University. She is a member of Institute of Electrical and Electronics Engineers and China Computer Federation. Her research interests include learning analytics, interactive learning environments, collaborative learning, educational big data, educational statistics, data mining, service computing, etc. Wanxue Qi is a professor at Qufu Normal University. He is an established educational expert in higher education and moral education. His research interests include educational big data, moral education, etc.