1. University of Pennsylvania, Philadelphia, United States of America
2. University of Pennsylvania, Philadelphia, USA
3. Vanderbilt University, Nashville, United States of America
4. Osaka University, Osaka, Japan
5. Kyoto Tachibana University, Kyoto, Japan
6. Graduate School of Information Science and Technology, Osaka University, Osaka, Japan
7. PRECISE Lab, University of Pennsylvania, Philadelphia, United States of America