About the Authors

Shih-Yun Lin

Affiliations Department of Biomedical Engineering, National Cheng Kung University, Tainan, Taiwan, Information and Communications Research Laboratories, Industrial Technology Research Institute, Tainan, Taiwan

Pei-Fang Su

Affiliation Department of Statistics, National Cheng Kung University, Tainan, Taiwan

Chia-Hua Chung

Affiliation Department of Statistics, National Cheng Kung University, Tainan, Taiwan

Chi-Chun Hsia

shiacj@itri.org.tw

Affiliation Information and Communications Research Laboratories, Industrial Technology Research Institute, Tainan, Taiwan

Chih-Han Chang

Affiliation Department of Biomedical Engineering, National Cheng Kung University, Tainan, Taiwan

Competing Interests

I have read the journal's policy and the authors of this manuscript have the following competing interests: For the COI consideration, Da Sheng, NCKU, and ITRI joined the same project, which was financially supported from MOEA. All the authors are not affiliated to Da Sheng. The sensing module was designed and made by the authors. Da Sheng supported this paper research by providing the shoes and helped the authors to insert sensing module into the shoes at the place authors decided it. The authors gratefully acknowledge the assistance of Da Sheng Enterprise Corp. for their technological and material support for the shoes. This does not alter our adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceptualization: SYL C-H. Chang. Data curation: SYL PFS C-H. Chung. Formal analysis: PFS C-H. Chung. Funding acquisition: SYL CCH. Investigation: SYL CCH. Methodology: SYL CCH. Project administration: SYL. Resources: SYL CCH C-H. Chang. Software: SYL CCH. Supervision: SYL C-H. Chang. Validation: SYL CCH. Visualization: SYL CCH PFS. Writing – original draft: SYL CCH PFS. Writing – review & editing: SYL PFS CCH.