About the Authors
- Lingfei Wu
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Affiliations Baidu Inc., Baidu Campus, Haidian District, Beijing, P. R. China, School of Human Evolution and Social Change, Arizona State University, Tempe, Arizona, United States of America, Center for the Study of Institutional Diversity, Arizona State University, Tempe, Arizona, United States of America
- Jiang Zhang
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* E-mail: zhangjiang@bnu.edu.cn
Affiliation School of Systems Science, Beijing Normal University, Beijing, P. R. China
- Min Zhao
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Affiliation Baidu Inc., Baidu Campus, Haidian District, Beijing, P. R. China
Competing Interests
The authors declare that the affiliations to Baidu Inc do not alter their adherence to all the PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: JZ. Performed the experiments: LW MZ. Analyzed the data: LW. Contributed reagents/materials/analysis tools: MZ. Wrote the paper: LW JZ.