Research
I'm interested in enhancing human mobility using robotics, machine learning, and human movement modeling. My current research focuses on:
- Rapid online personalization of exo controllers using minimal data and experimental setup
- Representation of user-specific gaits in physics-informed predictive simulation
- User movement and locomotor context prediction using exocentric/egocentric vision
Also, I am interested in variable-rigidity hardware principles using multi-physics phenomena such as magnetism.
- Granular jamming structures using soft magnetic particles
- Designing variable stiffness mechanisms using soft and hard magnetic materials
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Learning Hip Exoskeleton Control Policy via Predictive Neuromusculoskeletal Simulation
Ilseung Park,
Changseob Song,
Inseung Kang
arXiv, 2026
Paper /
Project Page
Neuromusculoskeletal simulation framework that trains exoskeleton control policies without motion-capture data, demonstrating that reinforcement learning can enable sim-to-real transfer across diverse walking conditions.
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On the Design of Fast-Response Variable-Stiffness Continuum Robot with Electro-Permanent Magnet-Based Ball Joints
Taerim Lee,
Han-sol Lee,
Changseob Song,
Donghyun Hwang
IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), 2025
(Best Paper Award)
Paper /
Video
Rapid-response (19 ms) and high stiffness variation ratio (205x) continuum robot using electro-permanent magnet and radial contraction mechanism.
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Stiffening Iron Particles to Modulate Physical Interactions
Changseob Song,
Han-sol Lee,
Shinsuk Park,
Donghyun Hwang
Nature Communications, 2025
Paper (Videos available in supplementary materials)
Magnetic granular jamming mechanism that can modulate rigidity of 3D structures for robotic applications.
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Personalization of Wearable Sensor-Based Joint Kinematic Estimation Using Computer Vision for Hip Exoskeleton Applications
Changseob Song*,
Bogdan Ivanyuk-Skulskyi*,
Adrian Krieger,
Kaitao Luo,
Inseung Kang
International Conference On Rehabilitation Robotics (ICORR), 2025
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Project Page /
Video
Rapid personalization of joint kinematic estimator using computer vision-based human pose estimation and transfer learning.
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Learning Speed-Adaptive Walking Agent Using Imitation Learning with Physics-Informed Simulation
Yi-Hung Chui*,
Ung Hee Lee*,
Changseob Song,
Manaen Hu,
Inseung Kang
International Conference On Rehabilitation Robotics (ICORR), 2025
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Video
Speed-adaptive walking agent using imitation and curriculum learning with physics-informed simulation to generate biomechanically plausible kinematic and kinetic gait data.
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Optimizing Locomotor Task Sets in Biological Joint Moment Estimation for Hip Exoskeleton Applications
Jimin An,
Changseob Song,
Eni Halilaj,
Inseung Kang
International Conference On Rehabilitation Robotics (ICORR), 2025
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Video
Minimizing locomotor tasks sets (from 20 to 8) using dimensionality reduction and clustering to reduce the data collection burden in biological joint moment estimation.
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On the Design of Integrated Tele-Monitoring/ Operation System for Therapeutic Devices in Isolation Intensive Care Unit
Changseob Song*,
Gyungtak Yang*,
Sungwoo Park,
Namseon Jang,
Soobin Jeon,
Sang-Rok Oh,
Donghyun Hwang
IEEE Robotics and Automation Letters (RAL) w/ IROS presentation, 2022
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Tele-monitoring and -operation system for medical devices in isolation intensive care unit developed for pandemic and tele-medicine applications.
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Best Paper Award on Robot Mechanisms and Design, IROS, Oct. 2025
Kwanjeong Educational Foundation Scholarship, Jul. 2024
Best Paper Award, Korea Robotics Society Annual Conference (KRoC), Feb. 2024
KIST Student Excellence Award, KIST, Korea, Aug. 2023
AIR Paper Award, AI and Robotics Institute, KIST, Dec 2022
Great Honor, Korea University, Feb 2021.
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