I am an assistant professor at Korea Military Academy, located in Seoul, South Korea. I am broadly interested in survey sampling and missing data analysis. I received my PhD from Department of Statistics, Iowa State University in 2024. My dissertation advisor is Professor Jae-Kwang Kim. I was a research assistant at Center for Survey Statistics and Methodology (CSSM) at Iowa State University from 2020 to 2024. Outside of work, I enjoy playing and .

Employment

• Assistant Professor, Department of Mathematics, Korea Military Academy(2024 - )

Education

• Ph.D. in Statistics (2020 - 2024, Iowa State University)
• B.S. in Statistics (2016 - 2020, Seoul National University)

Research

• Kwon, Y., Kim, J., & Qiu, Y. (2024). Debiased calibration estimation using generalized entropy in survey sampling. Submitted.(R package)
• Kim, J. & Kwon, Y. (2024). Comments on “Exchangeability assumption in propensity‑score based adjustment methods for population mean estimation using non‑probability samples”. Survey Methodology, 50(1), 57-63.
• Kwon, Y. & Kim, J. (2023). Ensemble Fractional Imputation for Incomplete Categorical Data with a Graphical Model. In Workshop on Data-centric Machine Learning Research, International Conference on Machine Learning (ICML).
• Yang, Y., Kwon, Y., Kim, J., & Cho, I. (2023). Ultra Data-Oriented Parallel Fractional Hot-Deck Imputation With Efficient Linearized Variance Estimation. IEEE Transactions on Knowledge & Data Engineering, 35(9), 9754–9768.
• Kim, J.K., Rao, J.N.K. & Kwon, Y. (2022) Analysis of clustered survey data based on two-stage informative sampling and associated two-level models. Journal of the Royal Statistical Society: Series A (Statistics in Society), 185(4), 1522–1540.

Teaching

Iowa State University

• STAT 101: Principles of Statistics (Lab Instructor, Fall 2022)

Korea Military Academy

• Introduction to Statistics (Fall 2024, Spring 2025)
• Differential Equations (Fall 2024, Spring 2025)

Contact

Department of Mathematics
Korea Military Academy
Seoul, South Korea
Email: yhkwonATkmaDOTacDOTkr

• Github: https://github.com/yonghyun-K/
• LinkedIn: https://www.linkedin.com/in/yonghyun-kwon/