Gitae Kim

Research Interests

Operations Research (Optimization)

- Linear and Nonlinear programming

- Continuous Nonlinear Knapsack Problem

- Stochastic programming

Data Mining

- Machine Learning : Support Vector Machine (SVM)

- Classification

Supply Chain Management (SCM)

- Pharmaceutical Supply Chain Optimization

- Supplier Selection

- Supply Chain Contract

Last Mile Logistics - Current Research

- Dynamic Vehicle Routing in Urban Environment

- Solution Algorithm using Neuro-Dynamic Programming

Pharmaceutical Problem

- Clinical Trials Supply Chain Optimization

Marketing Problem

- Customer Response Modeling for Direct Marketing

Financial Problem

- Credit Ratings Prediction of small-sized companies in Korea using the SVM

Data Structure

- Incomplete Cholesky Factorization

Selected Papers

Gitae Kim, Chih-Hang Wu, "A Pegging Algorithm for Separable Continuous Nonlinear Knapsack Problems with Box constraints", Engineering Optimization, Vol. 44, No. 10, 2012, p1245-1259.

Gitae Kim, Chih-Hang Wu, Sungmook Lim, Jumi Kim, "Modified Matrix Splitting Method for the Support Vector Machine and Its Application to the Credit Classification of Small-Sized Companies in Korea", Expert Systems with Applications, Vol. 39, No. 10, 2012, p8824-8834.

Gitae Kim, Chih-Hang Wu, "Scenario Aggregation for Supply Chain Quantity-Flexibility Contract", International Journal of Systems Science, Vol. 44, No. 11, 2013, p2166-2182.

Gitae Kim, Bongsug(Kevin) Chae, David L. Olson, "A Support Vector Machine (SVM) Approach to Imbalanced Datasets of Customer Responses: Comparison with Other Customer Response Models", Service Business, Vol. 7, No. 1, 2013, p167-182.

Gitae Kim, Kan Wu, Edward Huang, "Optimal Inventory Control in a Multi-Period Newsvendor Problem with Non-Stationary Demand“, Advanced Engineering Informatics, Vol. 29, No. 1, 2015, p139-145.

Gitae Kim, Chen Kim Heng, Yew Soon Ong, Puay Siew Tan, Allan Zhang, "City Vehicle Routing Problem (City VRP): A Review", IEEE Transactions on Intelligent Transportation Systems, Vol. 16, No. 4, 2015, p1654-1666.

Sumin Jeon, Gitae Kim, "A survey of simulation modeling techniques in production planning and control (PPC)", Production Planning & Control, Vol. 27, No. 5, 2016, p360-377.

Gitae Kim, Yew Soon Ong, Taesu Cheong, Puay Siew Tan, "Solving Dynamic Vehicle Routing Problem under Traffic Congestions", IEEE Transactions on Intelligent Transportation Systems, Vol. 17, No. 8, 2016, p2367-2380.

Funded Projects

"Optimal inventory allocation for short life cycle product in the distribution system", Hanbat National University, Start up, 2015.12~2016.11, PI.

"Optimization of Dynamic Vehicle Routing Problem in Urban Area", NRF(National Research Foundation) grant funded by the Korea government(MSIT), 2016.6~2019.5, PI.

"Development of Risk Assessment Model for Shipwreck ", Marine Tech Engineering & Consultant Co. Ltd, 2016.7~2017.1, PI.

"Study of Agriculture Food 3rd Informatization Plan Performance Measure & Future Plan", Korea Agency of Education, Promotion and Information Service in Food, Agriculture, Forestry and Fisheries, 2016.9~2016.11.

"Study of dynamic vehicle routing problem with customer response using fuzzy theory", Hanbat National University, 2019.5~2020.2, PI.

"Multi objective optimization model and solution method for city vehicle routing problem", NRF(National Research Foundation) grant funded by the Korea government(MSIT), 2019.6~2020.5, PI.

"Development of optimization system for food industry using machine learning and big data", Queen Smile grant funded by Ministry of SMEs and Startups, Korea government, 2020.8~2021.7, PI.

"Last Mile Logistics Optimization with Hierarchical Routing based on Vehicle and Person Routing", NRF(National Research Foundation) grant funded by the Korea government(MSIT), 2021.3~2024.2, PI.

Upcoming research

New optimizations!!!