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Minjae Cho

3 accepted papers

2024

Constrained Meta-Reinforcement Learning for Adaptable Safety Guarantee with Differentiable Convex Programming

AAAI 2024technical

Despite remarkable achievements in artificial intelligence, the deployability of learning-enabled systems in high-stakes real-world environments still faces persistent challenges. For example, in safety-critical domains like autonomous driving, robotic manipulation, and healthcare, it is crucial not…

2024

Tension Maintenance Mechanism for Control Consistency of Twisted String Actuation-Based Hyper-Redundant Manipulator

RA-L 2024

Hyper-redundant manipulators have been developed for hazardous environment exploration due to their flexibility and high agility in workplace. In this research, we designed a hyper-redundant manipulator by integrating Twisted String Actuators (TSAs) and Rolling Contact Joints (RCJs) to overcome the

Cited by 1SourceScholar
2022

Design of a Wearable Mechanism With Shape Memory Alloy (SMA)-Based Artificial Muscle for Assisting With Shoulder Abduction

RA-L 2022

This letter proposes a new mechanism, a four-bar linkage-based support hinge mechanism, for assisting with shoulder abduction with artificial muscle based on a shape memory alloy (SMA). An artificial muscle using the SMA coils is designed to lighten the entire system and support the wearer's movemen

Cited by 12SourceScholar