Joonhyuk Park

I am a MS/Ph.D. student in the Medical Information Processing (MIP) lab led by Dr. Won Hwa Kim at POSTECH, South Korea. My research interests are computer vision, machine learning on graphs, and medical imaging. Currently, I am studying Topological Data Analysis (TDA) and their application on graphs.

Education

2015-2021 Bachelor of Science (CSE) @ Handong Global University (HGU), Pohang, South Korea
2022~ MS/PhD (CSE) @ Pohang University of Science and Technology (POSTECH), Pohang, South Korea

Experience

Research Assistant
- Image Processing & Intelligent System Lab @ HGU (Dr. Hojoon Kim), 2018-2020
Teaching Assistant
- Computer Architecture, HGU 2018-2,2019,2020
- Deep Learning, POSTECH 2023-2
- Principles of Software Construction 2025-1

Awards & Scholarships

Full 4-year National Excellence Scholarship of science and engineering department (2015)

Academic Interests

Machine Learning
Computer Vision
Graph Neural Networks
Medical Imaging

news

Jun 18, 2025	Two papers accepted to MICCAI 2025 🇰🇷
May 25, 2023	A paper provisionally accepted to MICCAI 2023 🇨🇦 (top ~14%)

publications

Convolving directed graph edges via Hodge Laplacian for brain network analysis

Joonhyuk Park*, Yechan Hwang* , Minjeong Kim , Moo K Chung , Guorong Wu , and Won Hwa Kim

In International Conference on Medical Image Computing and Computer-Assisted Intervention (MICCAI) , 2023

Bib

@inproceedings{park2023convolving,
  title = {Convolving directed graph edges via Hodge Laplacian for brain network analysis},
  author = {Park*, Joonhyuk and Hwang*, Yechan and Kim, Minjeong and Chung, Moo K and Wu, Guorong and Kim, Won Hwa},
  booktitle = {International Conference on Medical Image Computing and Computer-Assisted Intervention (MICCAI)},
  pages = {789--799},
  year = {2023},
  organization = {Springer},
  category = {Graph Neural Networks},
}

Conditional Graph Diffusion with Topological Constraints for Brain Network Generation

Joonhyuk Park, Donghyun Lee , Guorong Wu , and Won Hwa Kim

In International Conference on Medical Image Computing and Computer-Assisted Intervention (MICCAI) , 2025

Bib

@inproceedings{park2025conditional,
  title = {Conditional Graph Diffusion with Topological Constraints for Brain Network Generation},
  author = {Park, Joonhyuk and Lee, Donghyun and Wu, Guorong and Kim, Won Hwa},
  booktitle = {International Conference on Medical Image Computing and Computer-Assisted Intervention (MICCAI)},
  year = {2025},
  organization = {Springer},
  category = {Graph Neural Networks},
}