Welcome!
I am Jaesung Lim, currently pursuing an integrated doctoral course in the Department of Statistics & Data Science at the University of Seoul under the supervision of Prof. Jong-June Jeon in the Optim Lab. I completed my undergraduate studies here as well, with a double major in Statistics and Economics.
Education
2024.03 - Integrated doctoral course, Department of Statistics & Data Science, University of Seoul, S.Korea
2018.03 - 2024.02 B.S., Department of Statistics / School of Economics (Bi-major), University of Seoul, S.Korea
Interests
Tabular Data Domain (including Time-series domain)
Missing Data Imputation
Synthetic Data Generation
Variational AutoEncoders
Publications (": co-author, *: corresponding author)
"Context-Driven Nearest Neighbor Missing Data Imputation using Language Representation",
J.Lim, S.An, and J-J.Jeon*.
The 30th Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD), 2026. @HongKong
"Impute Missing Entries with Uncertainty",
J.Lim", S.An", and J-J.Jeon*.
The 40th Annual AAAI Conference on Artificial Intelligence (AAAI), 2026. @Singapore
"Masked Language Modeling Becomes Conditional Density Estimation for Tabular Data Synthesis",
S.An, G.Woo, J.Lim, CH.Kim, S.Hong and J-J.Jeon*.
The 39th Annual AAAI Conference on Artificial Intelligence (AAAI), 2025. @Philadelphia
In Progress (": co-author, *: corresponding author)
"Generating High-Diversity Synthetic Tabular Data via Less-Constrained Prior", S.Park", J.Lim", J-J.Jeon, and S.An*. submitted
"Large Scale Road-Traffic Noise Mapping with AI Technology", S.Choi", T.Park", J.Lim, E.Murphy, and J-J.Jeon* submitted
"Historgram-based Any-Order Autoregressive modeling for Tabular Data Synthesis", S.An, J.Lim, S.Hong, and J-J.Jeon* working paper
"Air Noise Map Generation using AI Technology", J.Lim, T.Park, Y,Yoon, and J-J.Jeon* working paper
On going works (": co-author, *: corresponding author)
"Distributional learning for Marked Process Generation", J.Lim", S.An", and J-J.Jeon*
"Nonparametric Distributional Alignment for Time-series Forecasting", J.Lim, and J-J.Jeon*
Presentations
"Context-Driven Missing Data Imputation via Large Language Model", Korean Artificial Intelligence Association Fall Conference 2024, Samsung SDS, Nov.22nd
Awards
2025 K-데이터사이언스 해커톤 우수상, 대구광역시 호텔수성, 2025
2025 제 1학기 연구역량 강화 프로그램 우수상, 2025
전문지식 활용 학술심화 및 사회문제해결 자율 · 융합 연구과제 제안 공모 대학원장상, 2024
2024 K-데이터사이언스 해커톤 창의상, 서울대학교 관악캠퍼스 삼성컨벤션센터, 2024
(undergraduate) AICOSS 해커톤 경진대회 HD현대사이트솔루션상, 2024
(undergraduate) 빅데이터연계경진대회 동상, 2022
(undergraduate) 제1회 신한금융그룹 빅데이터 해커톤 장려상, 2022