| Institution: | 1. Social and Business Research Laboratory, Rovira i Virgili University, Av. de la Universitat 1, 43204 Reus, Spain;2. Department of Mathematics for Economics, Finance and Actuarial Science. Faculty of Economics and Business. University of Barcelona, Av. Diagonal 690, 08034 Barcelona, Spain;1. School of Electrical and Electronic Engineering, College of Engineering, Yonsei University, Seoul 120749, South Korea;2. Key Laboratory of Nondestructive Test (Ministry of Education), Nanchang Hangkong University, Nanchang 330063, China |
