Design and analysis of novel friction controlling mechanism with minimal energy for in-pipe robot applications. - Changrak Choi; Dimitris M. Chatzigeorgiou; Rached Ben-Mansour; Kamal Youcef-Toumi (ICRA, 2012)

Robot design for high flow liquid pipe networks. - Changrak Choi; Kamal Youcef-Toumi (IROS, 2013)

Torque efficient motion through singularity. - Changrak Choi; Emilio Frazzoli (ICRA, 2017)

Multi-Agent Motion Planning using Deep Learning for Space Applications. - Kyongsik Yun; Changrak Choi; Ryan Alimo; Anthony Davis; Linda Forster; Amir Rahmani; Muhammad Adil; Ramtin Madani (CoRR, 2020)

Optimal Multi-Robot Motion Planning via Parabolic Relaxation. - Changrak Choi; Muhammad Adil; Amir Rahmani; Ramtin Madani (CoRR, 2021)

Machine Learning Based Relative Orbit Transfer for Swarm Spacecraft Motion Planning. - Alex Sabol; Kyongsik Yun; Muhammad Adil; Changrak Choi; Ramtin Madani (CoRR, 2022)

Multi-Robot Motion Planning via Parabolic Relaxation. - Changrak Choi; Muhammad Adil; Amir Rahmani; Ramtin Madani (IEEE Robotics Autom. Lett., 2022)

CaRT: Certified Safety and Robust Tracking in Learning-Based Motion Planning for Multi-Agent Systems. - Hiroyasu Tsukamoto; Benjamin Rivière; Changrak Choi; Amir Rahmani; Soon-Jo Chung (CDC, 2023)

CART: Collision Avoidance and Robust Tracking Augmentation in Learning-based Motion Planning for Multi-Agent Systems. - Hiroyasu Tsukamoto; Benjamin Rivière; Changrak Choi; Amir Rahmani; Soon-Jo Chung (CoRR, 2023)

Constraint-Informed Learning for Warm Starting Trajectory Optimization. - Julia Briden; Changrak Choi; Kyongsik Yun; Richard Linares; Abhishek Cauligi (CoRR, 2023)

Physical Reservoir Computing in Hook-Shaped Rover Wheel Spokes for Real-Time Terrain Identification. - Xiao Jin; Zihan Wang; Zhenhua Yu 004; Changrak Choi; Kalind Carpenter; Thrishantha Nanayakkara (CoRR, 2025)

Global Task-aware Fault Detection, Identification For On-Orbit Multi-Spacecraft Collaborative Inspection. - Akshita Gupta; Yashwanth Kumar Nakka; Changrak Choi; Amir Rahmani (CoRR, 2025)