About the Authors

Jiao Wu

Roles Conceptualization, Formal analysis, Methodology

Affiliation Key Laboratory of Language and Cultural Computing of the Ministry of Education Northwest Minzu University, Lanzhou, Gansu, China

Tiejun Wang

Roles Conceptualization, Writing – review & editing

wtj@mail.lzjtu.cn

Affiliations School of Mathematics and Computer Science Northwest Minzu University, Lanzhou, Gansu, China, Gansu Provincial Engineering Research Center for Multimodal Artificial Intelligence, Lanzhou, Gansu, China

Xiaoyan Hu

Roles Methodology, Writing – review & editing

Affiliations School of Mathematics and Computer Science Northwest Minzu University, Lanzhou, Gansu, China, Gansu Provincial Engineering Research Center for Multimodal Artificial Intelligence, Lanzhou, Gansu, China

LingMei Tao

Roles Methodology, Writing – review & editing

Affiliations School of Mathematics and Computer Science Northwest Minzu University, Lanzhou, Gansu, China, Gansu Provincial Engineering Research Center for Multimodal Artificial Intelligence, Lanzhou, Gansu, China

Tianjiao Duan

Roles Formal analysis

Affiliation Key Laboratory of Language and Cultural Computing of the Ministry of Education Northwest Minzu University, Lanzhou, Gansu, China

Yanjiao Wei

Roles Writing – original draft

Affiliation Key Laboratory of Language and Cultural Computing of the Ministry of Education Northwest Minzu University, Lanzhou, Gansu, China

Competing Interests

The authors have declared that no competing interests exist.