1. Department of Psychology, College of Education, Shanghai Normal University, Shanghai, China
2. Department of Electrical and Computer Engineering, Faculty of Science and Technology, University of Macau, Macau
3. Department of Psychology, Faculty of Social Sciences and Humanities, University of Macau, Macau
4. State Key Laboratory of Analog and Mixed Signal VLSI, University of Macau, Macau
5. LaSEEB-System and Robotics Institute, Department of Bioengineering, Instituto Superior Tecnico, University of Lisbon, Lisbon, Portugal