1. School of Economics and Management Harbin Institute of Technology at Weihai Weihai China
2. School of Computer Science Central South University Changsha China
3. School of Software Northwestern Polytechnical University Xi'an Shaanxi China
4. Research & Development Institute Northwestern Polytechnical University Shenzhen China
5. Yangtze River Delta Research Institute Northwestern Polytechnical University Taicang China
6. Department of Computer Science, Electrical Engineering and Mathematical Sciences Western Norway University of Applied Sciences Bergen Norway