Seyoung Oh (오세영)

Postdoctoral research fellow

Department of Industrial Engineering

Seoul National University

Contact

• Email : sayzeros at snu.ac.kr

Education

• Aug. 2025. PhD in Industrial Engineering, Seoul National University. (Thesis: Integer Optimization Methods for Multi-Agent Pathfinding Problems in Robotic Logistics Systems)

• Feb. 2020.  MS in Industrial Engineering, Seoul National University. (Thesis: Multi-agent route optimization for robotic mobile fulfillment systems)

• Feb. 2018.  BS in Industrial Engineering (Major), Mathematics, Computer Science (Minor), Seoul National University.

Research interest

• Routing Problems with Multiple Agents, Lot-sizing and scheduling problem

• Theory and Methodologies of Discrete Optimization (Integer Programming and Combinatorial Optimization) : Linear Programming, Polyhedral Theory, Cutting Plane Theory, Graph Theory and Network Optimization, Branch-and-cut & Branch-and-price approaches to NP-hard problems

• Decision Making under Uncertainty : Robust Optimization, Capacity and Inventory Management under Uncertainty

• Application of Optimization Methdologies to the Design and Strategic/Tactical/Operational planning & scheduling (in power, logistics, manufacturing, telecommunication)

International Publications

• Seyoung Oh, Kyungsik Lee, New integer optimization models and decomposition-based algorithms for the multi-agent path finding problem with time-spacing constraints, European Journal of Operational Research, Aug. 2025.

• Seyoung Oh, Jinyeong Jeong, Younsoo Lee, Kyungsik Lee, A branch-and-price algorithm for the parallel-line lot-sizing and scheduling problem in flat-panel display manufacturing process, Omega, 103386, 2025.

• Seulgi Joung, Seyoung Oh, Kyungsik Lee, Comparative analysis of linear programming relaxations for the robust knapsack problem, Annals of Operations Research 323, 65-78, 2023.

Domestic Publications

• Seyoung Oh, Jongyoon Park, Kyungsik Lee, Multi-Agent Route Optimization for Robotic Mobile Fulfillment Systems, Journal of the Korean Institute of Industrial Engineers 46(3), 230-244, 2020.

Projects

• 모듈 단위 공정 최적화를 통한 미세 제어 방법론 연구, 민간기업, 2025.07.01 - 2026.12.31.

• 지역난방 열생산계획 최적화 모형 개발, 한국지역난방공사, 2025.06.02 - 2025.11.30.

• 연구 라인 대상 설비 투자/운영 최적화 수리 모형 개발, 민간기업, 2023.03.27 - 2023.11.27.

• AI 융합 End-to-End 재구성 가능 GVC 협업 시스템 개발, 과학기술정보통신부, 2022.04.01 - 2024.12.31.

• 스마트 공항운영 기초연구실, 한국연구재단, 2021.06.01 - 2024.02.19.

• 스마트 생산시스템 운영을 위한 불확실성하에서의 순차적 정수최적화 해법 연구, 한국연구재단, 2021.03.01 - 2026.02.28.

• 신재생발전 통합 관제시스템용 계통안정화 핵심요소 기술 개발 (신재생 에너지원의 변동성과 계통 안정성을 반영한 발전계획 최적화모형 개발), 산업통상자원부, 2019.12.01 - 2022.12.31.

• 스마트 항공기/항공사 운영시스템에 대한 연구 (2단계), 정석물류학술재단, 2021.01.01 - 2021.12.31.

• 수리 모델 기반 FAB Modeling 방법론 개발, 민간기업, 2021.02.22 - 2021.11.15.

• 디스플레이 패널 외곽 배선 설계 최적화, 민간기업, 2021.05.01 - 2021.09.30.

• 줄기세포 치료제 배양시스템의 운영 최적화 기법, 한국연구재단, 2018.03.01 - 2021.08.31.

Awards and Honors

• KIIE-LG CNS Optimization Grand Challenge 2024, Excellence Prize(3rd Place out of 378 teams), 2024.10.25.  

• The 31st Science & Technology Best Paper Award, The Korean Federation of Science and Technology Societies, 2021.

• KIIE Master's Thesis Competition (대한산업공학회 석사논문경진대회) Grand Prize (대상), 2019.11.08.

Presentations

• International Conferences

  • Seyoung Oh, Kyungsik Lee, Spatially-robust discretization for the graph-free multi-agent pathfinding problem, European Conference on Operational Research (EURO), Leeds, UK, June 2025. 

  • Ye Bin Park, Seyoung Oh, Kyungsik Lee, An LP-based local-search algorithm for the online food delivery platform routing problem, European Conference on Operational Research (EURO), Leeds, UK, June 2025. 

  • Woo Seok Goh, Seyoung Oh, Kyungsik Lee, Computational analysis of DQN for the binary knapsack problem, European Conference on Operational Research (EURO), Leeds, UK, June 2025. 

  • Seyoung Oh, Kyungsik Lee, An integer optimization approach for the graph-free multi-agent pathfinding problem, The 25th International Symposium on Mathematical Programming (ISMP),  Montréal, Canada, July 2024. 

  • Seyoung Oh, Kyungsik Lee, Valid inequalities for the robust multi-agent pathfinding problem, The 23rd Conference of the International Federation of Operational Research Societies (IFORS), Santiago, Chile, July 2023.

  • Seyoung Oh, Kyungsik Lee, Integer optimization model and algorithms for multi-agent pathfinding problem with time-spacing constraints, European Conference on Operational Research (EURO), Espoo, Finland, July 2022.

• Invited Talks

  • DS 우수인재 초청 기술세미나 hosted by SK Innovation, Seoul, South Korea, Nov. 2023.

  • Big Data & AI Cluster Conference hosted by Big Data Team of Hyundai Motors Group, Seoul, South Korea, Oct. 2022.