About the Authors

Shaobin Huang

Affiliation College of Computer Science and Technology, Harbin Engineering University, Harbin, China

Tianyang Lv

raynor1979@163.com

Affiliations College of Computer Science and Technology, Harbin Engineering University, Harbin, China, College of Computer Science and Technology, Tsinghua University, Beijing, China, Audit Research Institute, National Audit Office, Beijing, China

Xizhe Zhang

Affiliation College of Information Science and Engineering, Northeastern University, Shenyang, China

Yange Yang

Affiliation College of Computer Science and Technology, Harbin Engineering University, Harbin, China

Weimin Zheng

Affiliation College of Computer Science and Technology, Tsinghua University, Beijing, China

Chao Wen

Affiliation College of Information Science and Engineering, Northeastern University, Shenyang, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SH TL XZ WZ. Performed the experiments: TL YY CW. Analyzed the data: SH TL XZ. Contributed reagents/materials/analysis tools: TL XZ. Wrote the paper: SH TL.