Research Interests
Machine-Learning-based Scheduling and Vehicle Routing
Material Handling with Autonomous Mobile Robots (AMRs)
Education
Ph.D. in Industrial Engineering, Purdue University, West Lafayette, IN, USA, 2020
Thesis: Scheduling and Control with Machine Learning in Manufacturing Systems (Advisor: Dr. Seokcheon Lee)
M.S. in Industrial Engineering, Seoul National University, Seoul, Korea, 2014
Thesis: A hybrid algorithm for production scheduling under Make-to-Order environment: a case study from the transformer industry (Advisor: Dr. Jinwoo Park)
B.S. in Industrial Engineering, Seoul National University, Seoul, Korea, 2012
Publications
Journal Papers (Selected) (corresponding author)
Lee, C. & Jun, S. (2024) Feature Extraction with Genetic Programming for Root Cause Identification in Manufacturing with Interpretable Machine Learning. Accepted for publication in IEEE Transactions on Evolutionary Computation.
Wang, D., Kerh, R., Jun, S., Lee, S., Mayega, R., Ssentongo, J., Oumer, A., Haque, M., Brunese, P. & Yih, Y. (2022). Demand sensing and digital tracking for maternal child health (MCH) in Uganda: a pilot study for ‘E+TRA Health’. BMC Medical Informatics and Decision Making, 22, 239.
Jun, S. & Lee, S. (2022). Evolutionary Neural Network for Learning of Scalable Heuristics for Pickup and Delivery Problems with Time Windows. Computers & Industrial Engineering, 169, 108282.
Jun, S., Choi, C., & Lee, S. (2022). Scheduling of autonomous mobile robots with conflict-free routes utilising contextual-bandit-based local search. International Journal of Production Research, 60(13), 4090-4116.
Jun, S. & Lee, S. (2021). Learning dispatching rules for single machine scheduling with dynamic arrivals based on decision trees and feature construction. International Journal of Production Research, 59(9), 2838-2856.
Jun, S., Lee, S., & Yih, Y. (2021). Pickup and delivery problem with recharging for material handling systems utilising autonomous mobile robots. European Journal of Operational Research, 289(3), 1153-1168.
Jun, S., Lee, S., & Chun, H. (2019). Learning dispatching rules using random forest in flexible job shop scheduling problems. International Journal of Production Research, 57(10), 3290-3310.
Jun, S., Chang, T. W., Jeong, H., & Lee, S. (2017). Camera Placement in Smart Cities for Maximizing Weighted Coverage With Budget Limit. IEEE Sensors Journal, 17(23), 7694-7703.
Jun, S., & Park, J. (2015). A hybrid genetic algorithm for the hybrid flow shop scheduling problem with nighttime work and simultaneous work constraints: A case study from the transformer industry. Expert Systems with Applications, 42(15-16), 6196-6204.
Jun, S., Lee, D., & Park, J. (2013). Determining business models in bottom-of-the-pyramid markets. Industrial Management & Data Systems, 113(7), 8-8.
Conference Proceedings
Jeong, H.Y., Song, B., Jun, S. & Lee, S. (2019). Movable Unmanned Aerial System: Optimization of System, Resource Design and Drone Routing. Proceedings of the 25th International Conference on Production Research. (First runner up for ICPR 2019 Best Paper)
Hwang, G., Han, S., Jun, S. & Park, J. (2014). Operational Performance Metrics in Manufacturing Process: Based on SCOR Model and RFID Technology. International Journal of Innovation, Management and Technology 5(1), 50-55.
Coulet, L., Jun, S. & Park, J. (2013). Development of a Strategic Model for Freight Transportation with a Case Study of the Far East. Advances in Production Management Systems 2013.
Working Papers
Jun, S. & Kang, K. Induction of Rules from Given Schedules for Identical Parallel Machine Scheduling. Manuscript submitted for publication.
Kang, K., S. Gupta, I. Hur, & Jun, S. Optimal Policy for Managing Stochastic Cash Flows in a Financial Supply Chain. Manuscript submitted for publication.
Kim, Y., Jun, S. & Lee, S. Leveraging Explainable AI Framework for Formulation of Composite Dispatching Rules for Overhead Hoist Transports in Semiconductor Manufacturing. Manuscript submitted for publication.
Song, B., Jun, S. & Lee, S. Vehicle Routing Problem with Simultaneous Deliveries and Pickups with Cooperation of UAVs and Ground Vehicles for Humanitarian Operation. Manuscript submitted for publication.
Research Experience
Principal Investigator (PI)
Basic Science Research Program, 2024.5-2027.4
National Research Foundation of Korea (NRF), Republic of KoreaOptimization of Vehicle Routing Problems with Interpretable Machine Learning
Scheduling with Context-aware Reinforcement Learning Project, 2021.6-2022.5
VMS Solutions, Republic of KoreaReinforcement learning applications for scheduling
Basic Science Research Program, 2021.3-2024.2
National Research Foundation of Korea (NRF), Republic of KoreaInterpretable machine learning applications for scheduling
Development of AI-Integrated End-to-End Reconfigurable GVC Collaboration System, 2022.4-2024.12
Ministry of Science and ICT, Republic of KoreaDesigning a robust value chain with simulation in automotive industry
Researcher
Development of Digital-twin-based Quality Management Collaboration Platform, 2023.4-2025.12
Ministry of Trade, Industry and Energy, Republic of KoreaDeveloping a classification algorithm for quality prediction of industrial vehicles
Development of Smart Factory Education Program, 2021.5-
Kia Motors, Korea Productivity Center, Republic of KoreaDesigning scheduling and planning courses for practitioners in automotive industry
Research Assistant (RA)
Grand Challenges Explorations (Bill and Melinda Gates Foundation) Project, 2017.12-2018.12
Purdue University, West Lafayette, INDeveloped a health-care management system in Uganda
Smartness Assessment for Small and Medium-sized Factories Project, 2016.2-2016.7
Korea Productivity Center, Seoul, South KoreaDeveloped a framework for assessing smartness of small and medium-sized factories in Korea and a certification system for smart factory
Re-configurable Manufacturing Cell (RMC) Scheduling Project, 2012.9-2014.5
Doosan Infracore, Changwon, South KoreaDeveloped efficient scheduling algorithms for RMC and a simulator
Mid- and Long-term Production Planning for a Transformer Factory Project, 2013.3-2014.2
Hyundai Heavy Industries, Ulsan, South KoreaDeveloped a scheduling algorithm for medium- and long-term production planning in an industrial transformer factory.
Teaching Experience
Dongguk University (Open each semester)
Adventure Design (ISE2022)
Production and Operations Management (ISE4002)
Manufacturing Processes and Systems (ISE4005)
Logistics (ISE4018)
Information Systems and Integration (ISE4032)
Engineering Economics (PRI4041)
Introduction of Optimization (ISE7059)
Non-linear Optimization (ISE7057)
Special Topics on Big Data and Artificial Intelligence (FIB7029)
IoT and Smart Service (FIB7015)
Special Topics on Smart Factory (ISE7058)
Global Capstone Design (21 Winter, 22 Summer, 23 Summer)
Purdue University - Teaching Assistant
Integrated Production Systems II (IE484), Purdue University
Systems Simulation (IE580), Purdue University
Seoul National University - Teaching Assistant
Theory of Scheduling (406.653), Seoul National University
Computer Integrated Manufacturing Systems (406.416), Seoul National University
Work System Design (406.211), Seoul National University
Presentations
International Conferences
Jun, S., Sim, C. & Baek, C. (2024). Decentralized Conflict Resolution Approach for Autonomous Mobile Robots. IEA 2024 Special Session (Intelligent Production).
Jun, S. (2021). Solving Pickup and Delivery Problems with Soft Time Windows for Autonomous Robots. INFORMS Annual Meeting 2021.
Jun, S. & Lee, S. (2019). Learning Dispatching Rules from Optimal Schedules for Single Machine Scheduling Problems. INFORMS Annual Meeting 2019.
Jun, S. & Lee, S. (2019). Learning dispatching rules using random forest in flexible job shops. IISE Annual Conference.
Jun, S. & Lee, S. (2018). Design of a production logistics model with UAVs and AGVs. DSI 2018 Conference.
Jun, S. & Lee, S. (2018). Mathematical models and constraint programming for flexible job shop scheduling problem. IISE Annual Conference.
Domestic Conferences
Jun, S. (2021). Interpretable Machine Learning Applications in Manufacturing. Society for e-Business Studies, Gangneung, Korea
Jun, S. (2021). Machine Learning Applications for Semiconductor Manufacturing. Korean Institute of Industrial Engineers, Jeju, Korea
Jun, S. (2020). Evolutionary Neural Network for Learning of Scalable Heuristics for Pickup and Delivery Problems with Time Windows. Korean Operations Research and Management Science Society, Seoul, Korea
Song, B. & Jun, S. (2019). Efficient cooperation of aerial and general vehicles for disaster management. Korean Society of Supply Chain Management, Seoul, Korea
Invited Talks
Jun, S. (2021). International lecture in engineering. Logistics for care systems in pandemic times - Applications of Interpretable Machine Learning. Universidad Nacional de Colombia, Bogotá, Columbia
Awards & Scholarships
Best Teaching Professor, Dongguk University, 2023
Best Teaching Professor Award, Korean Society of Engineering Education, 2023
Best Teaching Professor, Dongguk University, 2022
Best Teaching Professor, Dongguk University, 2021
Global Good by Intellectual Ventures Award in Purdue Engineering I2D Exposition, Purdue University, 2018
First Runner Up Paper Award, ICPR 2019, Chicago, IL, 2019
Summer Research Grant, Purdue University, 2018, 2019, 2020
- Awarded as an outstanding PhD student who held Teaching Assistantships
Other Experience
Area Editor, Planning & Scheduling, Industrial Engineering & Management Systems
Summer Intern, VMS Global Inc., Manassas, VA, USA