Yunho Choi

I am a final year PhD Student at Robot Learning Laboratory in Seoul National University (SNU), Korea. I am advised by Songhwai Oh . Previously, I obtained my bachelor's degree in Electrical and Computer Engineering with highest honors from SNU in 2017.

My research focuses on robot learning, especially on decision making of embodied agents and reinforcement learning. I also work on visual localization of mobile robots with Sequor Robotics, Inc.

Email  /  CV  /  Google Scholar  /  Github  /  Linkedin

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Selected Publications

Representative papers are highlighted. Please check my Google Scholar profile for a full paper list.

KG-Nav: Bridging the Gap between Visual Servoing and Image-Goal Navigation via Keypoint Graph-Based Reinforcement Learning
Yunho Choi, Jaeseok Heo, Nuri Kim, and Songhwai Oh.
Under Review  

Commonsense-Aware Object Value Graph for Object Goal Navigation
Hwiyeon Yoo, Yunho Choi, Jeongho Park, and Songhwai Oh.
IEEE Robotics and Automation Letters (RA-L), 2024.  
Topological Semantic Graph Memory for Image-Goal Navigation
Nuri Kim, Obin Kwon, Hwiyeon Yoo, Yunho Choi, Jeongho Park, and Songhwai Oh.
Conference on Robot Learning (CoRL), 2022. Oral presentation  
project page / arXiv / code / video

Visual Graph Memory with Unsupervised Representation for Visual Navigation
Obin Kwon, Nuri Kim*, Yunho Choi*, Hwiyeon Yoo*, Jeongho Park*, Songhwai Oh. (* equal contribution)
International Conference on Computer Vision (ICCV), 2021.  
project page / paper / code / video

Hierarchical 6-DoF Grasping with Approaching Direction Selection
Yunho Choi, Hogun Kee, Kyungjae Lee, Jaegoo Choy, Junhong Min, Sohee Lee, and Songhwai Oh.
IEEE International Conference on Robotics and Automation (ICRA), 2020.  
paper / video

Distributional Deep Reinforcement Learning with a Mixture of Gaussians
Yunho Choi, Kyungjae Lee, and Songhwai Oh.
IEEE International Conference on Robotics and Automation (ICRA), 2019.  
paper / code

Text2Action: Generative Adversarial Synthesis from Language to Action
Hyemin Ahn, Timothy Ha*, Yunho Choi*, Hwiyeon Yoo*, and Songhwai Oh.
IEEE International Conference on Robotics and Automation (ICRA), 2018.  
paper / code / video


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