About the Authors
- Mei Ma
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Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Validation, Writing – original draft, Writing – review & editing
Current Address: School of Computer Science, Shaanxi Normal University, Xi’an, China.
Affiliations School of Computer Science, Shaanxi Normal University, Xi’an, China, School of Mathematics and Statistics, Qinghai Normal University, Qinghai, China
- Xiujuan Lei
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Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Supervision, Writing – review & editing
* E-mail: xjlei@snnu.edu.cn
Current Address: School of Computer Science, Shaanxi Normal University, Xi’an, China.
Affiliation School of Computer Science, Shaanxi Normal University, Xi’an, China
Competing Interests
The authors have declared that no competing interests exist.