About the Authors

Zhiwen Yu

zhwyu@scut.edu.cn (ZY); jiming@comp.hkbu.edu.hk (JL)

Affiliation School of Computer Science and Engineering, South China University of Technology, Guangzhou, Guangdong, China

Jiming Liu

zhwyu@scut.edu.cn (ZY); jiming@comp.hkbu.edu.hk (JL)

Affiliation Department of Computing, Hong Kong Baptist University, Kowloon Tong, Hong Kong

Xiaowei Wang

Affiliation School of Computer Science and Engineering, South China University of Technology, Guangzhou, Guangdong, China

Xianjun Zhu

Affiliation School of Computer Science and Engineering, South China University of Technology, Guangzhou, Guangdong, China

Daxing Wang

Affiliation School of Computer Science and Engineering, South China University of Technology, Guangzhou, Guangdong, China

Guoqiang Han

Affiliation School of Computer Science and Engineering, South China University of Technology, Guangzhou, Guangdong, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ZY JL XW XZ. Performed the experiments: ZY JL XW XZ. Analyzed the data: ZY JL XW XZ DW GH. Contributed reagents/materials/analysis tools: ZY JL XW XZ DW GH. Wrote the paper: ZY JL XW XZ. Collected data: ZY JL XW XZ.