About the Authors

Zhiqiang Guo

guozhiqiang@whut.edu.cn

Affiliation Key Laboratory of Fiber Optic Sensing Technology and Information Processing, School of Information Engineering, Wuhan University of Technology, Wuhan, China

Huaiqing Wang

Affiliation Department of Financial Math and Financial Engineering, South University of Science and Technology of China, Shenzhen, China

Quan Liu

Affiliation Key Laboratory of Fiber Optic Sensing Technology and Information Processing, School of Information Engineering, Wuhan University of Technology, Wuhan, China

Jie Yang

Affiliation Key Laboratory of Fiber Optic Sensing Technology and Information Processing, School of Information Engineering, Wuhan University of Technology, Wuhan, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ZG HW QL. Performed the experiments: ZG. Analyzed the data: ZG. Contributed reagents/materials/analysis tools: HW JY. Wrote the paper: ZG HW.