About the Authors

Rong-Hua Li


Affiliation Department of Systems Engineering & Engineering Management, The Chinese University of Hong Kong, Sha Tin, N.T., Hong Kong

Jeffrey Xu Yu
Xin Huang
Hong Cheng

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RHL JXY XH HC. Performed the experiments: RHL XH. Analyzed the data: RHL JXY XH HC. Contributed reagents/materials/analysis tools: RHL JXY. Wrote the paper: RHL JXY HC. Algorithm design and analysis: RHL.