Lin, C.-C.C.-C.LinLiu, P.-L.P.-L.LiuYeh, P.-L.P.-L.YehPEI-LING LIU2020-04-282020-04-282009https://scholars.lib.ntu.edu.tw/handle/123456789/486771[SDGs]SDG8Application of empirical mode decomposition in the impact-echo testjournal article10.1016/j.ndteint.2009.03.0032-s2.0-67650082419https://www.scopus.com/inward/record.uri?eid=2-s2.0-67650082419&doi=10.1016%2fj.ndteint.2009.03.003&partnerID=40&md5=a65bba2d691bf6bf5f56f0b077ffd46e