About the Authors

Xi En Cheng

Affiliations School of Computer Science, Shanghai Key Laboratory of Intelligent Information Processing, Fudan University, Shanghai, China, Jingdezhen Ceramic Institute, Jingdezhen, China

Shuo Hong Wang

Affiliation School of Computer Science, Shanghai Key Laboratory of Intelligent Information Processing, Fudan University, Shanghai, China

Zhi-Ming Qian

Affiliation School of Computer Science, Shanghai Key Laboratory of Intelligent Information Processing, Fudan University, Shanghai, China

Yan Qiu Chen

chenyq@fudan.edu.cn

Affiliation School of Computer Science, Shanghai Key Laboratory of Intelligent Information Processing, Fudan University, Shanghai, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XEC YQC. Performed the experiments: XEC SHW ZMQ. Analyzed the data: XEC SHW. Contributed reagents/materials/analysis tools: XEC YQC. Wrote the paper: XEC YQC SHW.