1. Field Robotics Engineering and Science Hub (FRESH), University of Illinois at Urbana-Champaign (UIUC), Champaign, IL, USA
2. EarthSense Inc., University of Illinois at Urbana-Champaign (UIUC), Champaign, IL, USA
3. DEVCOM Army Research Lab, Adelphi, MD, USA
4. Department of Aerospace Engineering, University of Illinois at Urbana-Champaign (UIUC), Champaign, IL, USA