About the Authors
- Xin Liu
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Affiliation School of information Science & Engineering, Lanzhou University, Lanzhou, China
- Ruisheng Zhang
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* E-mail: zhangrs@lzu.edu.cn
Affiliation School of information Science & Engineering, Lanzhou University, Lanzhou, China
- Qidong Liu
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Affiliation School of information Science & Engineering, Lanzhou University, Lanzhou, China
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceptualization: XL RZ. Data curation: XL. Formal analysis: XL. Investigation: QL. Methodology: XL. Writing – original draft: XL. Writing – review & editing: RZ QL.