**Author details**

Kenichi Masuda1 \* and Dai-Heng Chen<sup>2</sup>

\*Address all correspondence to: masuda@eng.u-toyama.ac.jp

1 Faculty of Engineering, University of Toyama, Toyama, Japan

2 National Center for International Research on Structural Health Management of Critical Components, Jiangsu University, Zhenjiang, China
