1. College of Photonic and Electronic Engineering, Fujian Normal University, Fuzhou 350117, China
2. College of Electronics and Information Science, Fujian Jiangxia University, Fuzhou 350108, China
3. The Smart Home Information Collection and Processing on Internet of Things Laboratory of Digital Fujian, Fuzhou 350108, China
4. College of Finance, Fujian Jiangxia University, Fuzhou 350108, China