1. Department of Computer Science and Technology, Tsinghua University, China and Division of Integrative Systems and Design, Hong Kong University of Science and Technology, China
2. Tsinghua University, China
3. University of Washington, United States
4. Department of Computer Science and Technology, Tsinghua University, China
5. University of New South Wales, Australia
6. Computer Science and Engineering, UNSW, Australia
7. Computational Media and Arts Thrust, The Hong Kong University of Science and Technology (Guangzhou), China and Division of Integrative Systems and Design, Hong Kong University of Science and Technology, China