Member

Director

Prof. O-Joun Lee

O-Joun Lee has been an assistant professor at the Catholic University of Korea, Rep. of Korea, since September 2021. He received his Ph.D. degree in Computer Science and Engineering from Chung-Ang University in 2019 (Supervisor: Prof. Jason J. Jung; Knowledge Engineering Lab). He also received his B.Eng. degree in Software Science from Dankook University in 2015. He was a full-time researcher at Pohang University of Science and Technology, Rep. of Korea, from September 2019 to August 2021. His research interests include graph mining, graph representation learning, and graph neural networks. He has applied graph mining models and methods to various unstructured data, such as social media, bibliographic data, medical knowledge bases, traffic flow data, molecular structures, etc.

Sep 2021 – Present: Assistant Professor, Dept. of Artificial Intelligence, The Catholic University of Korea, Bucheon, Korea
Sep 2019 – Aug 2021: Researcher, Future IT Innovation Laboratory, Pohang University of Science and Technology, Pohang, Korea
Mar 2015 – Aug 2019: Ph.D. in Computer Science and Engineering, Chung-Ang University, Seoul, Korea
- Under the supervision of Prof. Jason J. Jung within the Knowledge Engineering Lab
Mar 2011 – Feb 2015: B.Eng. in Software Science, Dankook University, Yongin, Korea
Erdős Number: 6

Researchers

Post-Doctoral Fellows

Dr. Eun-Soon You (Sep 2022 – Present)

Nov 2000 – Jul 2007: Ph.D. in Computational Linguistics, University Bourgogne Franche-Comté, Besançon, France
Oct 1998 – Oct 1999: M.A. in Computational Linguistics, University Bourgogne Franche-Comté, Besançon, France
Mar 1995 – Feb 1997: M.A. in French Literature and Linguistics, Inha University, Incheon, Republic of Korea
Mar 1991 – Feb 1995: B.A. in French Literature and Linguistics, Inha University, Incheon, Republic of Korea
Research Interest: Digital Humanities and Social Sciences

Ph.D. Course

Van Thuy Hoang (Sep 2022 – Present; Lab Representative)

Sep 2022 – Present: Ph.D. in Artificial Intelligence, The Catholic University of Korea, Bucheon, Korea
Jan 2017 – Dec 2018: M.Eng. in Information System, Le Quy Don Technical University, Hanoi, Vietnam
Sep 2008 – Dec 2013: B.Eng. in Information Technology, Le Quy Don Technical University, Hanoi, Vietnam
Research Interest: Graph Representation Learning

Tien-Bach-Thanh Do (Mar 2024 – Present)

Mar 2024 – Present: Ph.D. in Artificial Intelligence, The Catholic University of Korea, Bucheon, Korea
Sep 2020 – Feb 2023: M.Eng. in AI Convergence, Chonnam National University, Gwangju, Korea
Sep 2015 – Aug 2020: B.Eng. in Information Systems, University of Information Technology, Ho Chi Minh City, Vietnam
Research Interest: Graph Representation Learning

Keonvin Park (Apr 2025 – Present; Visiting Researcher)

Mar 2024 – Present: Ph.D in Interdisciplinary Program in Artificial Intelligence, Seoul National University, Seoul, Republic of Korea
Sep 2018 – Aug 2020: M.Sc. in Industrial Management Engineering, Korea University, Seoul, Republic of Korea
Mar 2013 – Aug 2017: B.Sc. in Statistics, Dongguk University, Seoul, Republic of Korea
Research Interest: Spatio-Temporal GNNs

M.Eng. Course

Yanjun Wu (Aug 2023 – Present)

Sep 2023 – Present: M.Eng. in Artificial Intelligence, The Catholic University of Korea, Bucheon, Korea
Sep 2019 – Aug 2023: B.A. in Korean Language and Literature, Jeonju University, Jeonju, Korea
Sep 2015 – Aug 2019: B.P.A. in Public Administration, The Open University of China, Beijing, China
Research Interset: NLP Long Text Summary

Undergraduate Interns

Jin Woo Jeong (Jul 2023 – Present)

Mar 2020 – Present: B.Sc. in Mathematics, The Catholic University of Korea, Bucheon, Korea
Research Interest: Recommender System

Jinho Seo (Jul 2023 – Present)

Mar 2023 – Present: B.Eng. in Computer Science and Information Engineering, The Catholic University of Korea, Bucheon, Korea
Research Interest: Software Vulnerability Analysis with GNNs

Hochan Yang (May 2024 – Present)

Mar 2020 – Present: B.Eng. in Computer Science and Information Engineering, The Catholic University of Korea, Bucheon, Korea
Research Interest: Natural Language Processing

Ju Hee Shim (May 2024 – Present)

Mar 2022 – Present: B.Eng. in Artificial Intelligence, The Catholic University of Korea, Bucheon, Korea
Research Interest: Recommender System

Hyun Woo Kim (May 2024 – Present)

Mar 2024 – Present: B.Sc. in Biomedical Software Engineering, The Catholic University of Korea, Bucheon, Korea
Research Interest: Graph Representation Learning, Recommender System

Jun Hee Cho (May 2024 – Present)

Mar 2021 – Present: B.Eng. in Artificial Intelligence, The Catholic University of Korea, Bucheon, Korea
Research Interest: Recommender System

Alumni

Ph.D.

M.Eng.

B.Eng.

Min Seo Kim (Aug 2023 – Jun 2024)

Mar 2019 – Present: B.Eng. in Communications and Electronic Engineering, The Catholic University of Korea, Bucheon, Korea
Research Interest: Natural Language Processing

Sangmyeong Lee (Sep 2022 – Dec 2022)

Jan 2025 – Present: Hanwha Momentum, Seoul, Korea
Mar 2023 – Feb 2025: M.Eng. in Artificial Intelligence, Hanyang University, Seoul, Korea
Mar 2016 – Feb 2023: B.Sc. in Physics, The Catholic University of Korea, Bucheon, Korea

Collaborators

Hyeon-Ju Jeon, Korea Institute of Atmospheric Prediction System, Seoul, Korea
Prof. Chang Choi, Gachon University, Seongnam, Korea
Prof. Hoon Ko, Sunmoon University, Asan, Korea
Prof. Hae Gyun Lim, Pukyong National University, Busan, Korea
Prof. Sungyeop Jung, Korea University Sejong Campus, Sejong, Korea
Dr. Luong Vuong Nguyen, FPT University, Da Nang, Vietnam
Nam Gyu Jung, Gachon University, Seongnam, Korea
Dr. Tri-Hai Nguyen, Van Lang University, Hanoi, Vietnam
Prof. Changhan Yoon, Inje University, Gimhae, Korea
Prof. Kang-Min Kim, The Catholic University of Korea, Bucheon, Korea
Prof. Jun Young Kim, The Catholic University of Korea, Bucheon, Korea
Prof. Suk Min Kim, The Catholic University of Korea, Bucheon, Korea
Prof. Keunsoo Ko, The Catholic University of Korea, Bucheon, Korea
Prof. Yu-Doo Kim, Dongyang Mirae University, Seoul, Korea
Prof. Youjin Shin, The Catholic University of Korea, Bucheon, Korea
Prof. Hyun-Cheol Park, Korea National University of Transportation, Chungju, Korea
Prof. Kyungroul Lee, Mokpo National University, Muan, Korea
Prof. Yoewon Yoon, Dongguk University, Seoul, Korea
Seung Charlie Kim, Shukran Korea Inc., Seoul, Korea
Sojung An, Korea University, Seoul, Korea
Jong-Seo Lee, Movements Inc., Daejeon, Korea
Dong Kook Park, IntoCNS Inc., Yongin, Korea
Dr. Nam D. Vo, FPT University, Danang, Vietnam
Dr. Phuong-Mai Nguyen, International School, Vietnam National University, Hanoi, Vietnam
Dr. Khac-Hoai Nam Bui, Viettel Cyberspace Center, Viettel, Hanoi, Vietnam
Dr. Gen Li, Chengdu University, Chengdu, China
Dr. Min Gon Kim, Carnegie Mellon University, Pittsburgh, PA, USA
Kangsan Kim, Braincolla Inc., Seoul, Korea