Comparative Analysis of Controlling Drone. - Hajun Kim; Seungchan Lim; Wonsup Lee (AHFE (21), 2019)

Harmonionz, Rescue The Planet: A Voice Visualizing Game that Match Pitch with Color. - Hajun Kim; Eunjin Choi; Byeoli Choi (CHI PLAY, 2021)

Unlocking Creator-AI Synergy: Challenges, Requirements, and Design Opportunities in AI-Powered Short-Form Video Production. - Jini Kim; Hajun Kim (CHI, 2024)

Online Friction Coefficient Identification for Legged Robots on Slippery Terrain Using Smoothed Contact Gradients. - Hajun Kim; Dongyun Kang; Min-Gyu Kim 005; Gijeong Kim; Hae-Won Park 002 (IEEE Robotics Autom. Lett., 2025)

Learning Impact-Rich Rotational Maneuvers via Centroidal Velocity Rewards and Sim-to-Real Techniques: A One-Leg Hopper Flip Case Study. - Dongyun Kang; Gijeong Kim; Jonghun Choe; Hajun Kim; Hae-Won Park 002 (CoRR, 2025)

Design of a 3-DOF Hopping Robot with an Optimized Gearbox: An Intermediate Platform Toward Bipedal Robots. - Jonghun Choe; Gijeong Kim; Hajun Kim; Dongyun Kang; Min-Su Kim 005; Hae-Won Park 002 (CoRR, 2025)

Multi-Sensor Fusion for Quadruped Robot State Estimation Using Invariant Filtering and Smoothing. - Ylenia Nisticò; Hajun Kim; João Carlos Virgolino Soares; Geoff Fink; Hae-Won Park 002; Claudio Semini (IEEE Robotics Autom. Lett., 2025)

A Modular Residual Learning Framework to Enhance Model-Based Approach for Robust Locomotion. - Min-Gyu Kim 005; Dongyun Kang; Hajun Kim; Hae-Won Park 002 (IEEE Robotics Autom. Lett., 2025)