About the Authors

Dong Li

Affiliation School of Computer Science and Technology, Harbin Institute of Technology, Harbin, Heilongjiang, China

Zhi-Ming Xu

xuzm@hit.edu.cn

Affiliation School of Computer Science and Technology, Harbin Institute of Technology, Harbin, Heilongjiang, China

Nilanjan Chakraborty

Affiliation School of Computer Science, Carnegie Mellon University, Pittsburgh, Pennsylvania, United States of America

Anika Gupta

Affiliation School of Computer Science, Carnegie Mellon University, Pittsburgh, Pennsylvania, United States of America

Katia Sycara

Affiliation School of Computer Science, Carnegie Mellon University, Pittsburgh, Pennsylvania, United States of America

Sheng Li

Affiliation School of Computer Science and Technology, Harbin Institute of Technology, Harbin, Heilongjiang, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DL NC AG. Performed the experiments: DL. Analyzed the data: DL KS SL. Contributed reagents/materials/analysis tools: ZX. Wrote the paper: DL NC KS.