1. Horizon Robotics, Cupertino, CA, USA
2. University of Michigan, Ann Arbor, MI, USA
3. Computer Science Department, University of California, Los Angeles (UCLA), Los Angeles, CA, USA
4. Department of Communication, University of California, Los Angeles (UCLA), Los Angeles, CA, USA
5. Department of Mechanical and Aerospace Engineering, University of California, Los Angeles (UCLA), Los Angeles, CA, USA