1. College of Data Science Taiyuan University of Technology Taiyuan China
2. College of Computer Science and Technology Taiyuan Normal University Jinzhong China
3. Key Laboratory of Big Data Fusion Analysis and Application of Shanxi Province Taiyuan China
4. Intelligent Perception Engineering Technology Center of Shanxi Taiyuan China
5. College of Information and Computer Taiyuan University of Technology Taiyuan China