1. School of Information and Communications Engineering, Xi’an Jiaotong University, Xi’an, China
2. Zhengzhou Vocational College of Finance and Taxation, Zhengzhou, China
3. School of Electronics and Information, Xi’an Polytechnic University, Xi’an, China
4. State Key Laboratory, LIESMARS, Wuhan University, Wuhan, China
5. Shaanxi Key Laboratory of Clothing Intelligence, School of Computer Science, Xi’an Polytechnic University, Xi’an, China