[Liu, Qingtang; Zheng, Xinxin; Liu, Yaoyao; Zhang, Si; Wu, Linjing] Cent China Normal Univ, Fac Artificial Intelligence Educ, Wuhan, Hubei, Peoples R China.
[Zhang, Ni] Guizhou Normal Univ, Inst Educ, Guiyang, Guizhou, Peoples R China.
[Wang, Qiyun] Nanyang Technol Univ, Natl Inst Educ, Learning Sci & Assessment Acad Grp, Singapore, Singapore.
[Zheng, Xinxin] Cent China Normal Univ, Fac Artificial Intelligence Educ, 152 Luoyu Rd, Wuhan 430079, Hubei, Peoples R China.