Ph. D. candidate
Department of ECE, Seoul National University, Korea
email: ptywoong (at) gmail (dot) com

I am a Ph.D candidate majoring graph-based machine learning at Perception and Intelligence Lab.

Research Interests

I am interested in graph-based machine learning, especially on graph neural networks.
Also interested in unsupervised learning such as spectral clustering, subspace clustering, and dimensionality reduction.

Publications

• “Latent 3D Graph Diffusion”
  Yuning You, Ruida Zhou, Jiwoong Park, Haotian Xu, Chao Tian, Zhangyang Wang and Yang Shen
  International Conference on Learning Representations (ICLR), 2024

• “Confidence-Based Feature Imputation for Graphs with Partially Known Features”
  Daeho Um, Jiwoong Park, Seulki Park and Jin Young Choi
  International Conference on Learning Representations (ICLR), 2023

• “Meta-node: A Concise Approach to Effectively Learn Complex Relationsips in Heterogeneous Graphs”
  Jiwoong Park, Jisu Jeong, Kyungmin Kim and Jin Young Choi
  Arxiv 2022

• “Unsupervised Hyperbolic Representation Learning via Message Passing Auto-Encoders”
  Jiwoong Park (*), Junho Cho (*), Hyung Jin Chang and Jin Young Choi (* equally contributed)
  IEEE/CVF Computer Vision and Pattern Recognition (CVPR), 2021

• “Symmetric Graph Convolutional Autoencoder for Unsupervised Graph Representation Learning”
  Jiwoong Park, Minsik Lee, Hyung Jin Chang, Kyuewang Lee and Jin Young Choi
  IEEE/CVF International Conference on Computer Vision (ICCV), 2019

• “Learning Doubly Stochastic Affinity Matrix via Davis-Kahan Theorem”
  Jiwoong Park and Taejeong Kim
  IEEE International Conference on Data Mining (ICDM), 2017 (Oral)

Educations

• PhD in Electrical and Computer Engineering, Seoul National University (Mar.2018 ~ Present)
  Advisor: Jin Young Choi

• MSc in Electrical and Computer Engineering, Seoul National University (Mar.2016 ~ Feb.2018)
  Thesis: “Learning Doubly Stochastic Affinity Matrix through Two Different Ways”
  Advisor: Taejeong Kim

• BSc in Electrical and Electronics Engineering, Chung-Ang University (Mar.2010 ~ Feb.2016)

Work Experiences

• Research Intern (Aug.2021 ~ Feb.2022)
  Naver Corp.

• Research Intern (Jun.2020 ~ Aug.2020)
  Mitsubishi Electric Research Laboratories (MERL)

Awards and Honors

• Distinguished Dissertation Awards for Master (2018)
  Dept. of ECE, SNU

• Google Conference and Travel Scholarships (2017)
  Google Inc.

• ICDM 2017 Students Travel Awards (2017)
  ICDM 2017