Publications

Submitted Manuscripts

• Inference for Fréchet Regression. [arXiv]

         Wookyeong Song, Paromita Dubey, Hans-Georg Müller and Alexander Petersen.

• Additive Fréchet Regression of Random Objects.

         Changwon Choi*, Wookyeong Song*, Hans-Georg Müller and Byeong U. Park. *Equal Contribution

         Major Revision, The Annals of Statistics.

Accepted Manuscripts

• Non‑Euclidean Data Analysis With Metric Statistics. [paper][code]

         Wookyeong Song*, Hang Zhou*, Yidong Zhou* and Hans-Georg Müller. *Equal Contribution

         Harvard Data Science Review, (2026).

• ADOPT: Additive Optimal Transport Regression. [paper][code]

         Wookyeong Song and Hans-Georg Müller.

         The 29th International Conference on Artificial Intelligence and Statistics (AISTATS), (2026).

• Inference for Dispersion and Curvature of Random Objects. [paper][code]

         Wookyeong Song and Hans-Georg Müller.

         Journal of the American Statistical Association: Theory and Methods, (2025).

         (Student Paper Award Finalist by ASA Nonparametric Statistics Section, JSM 2024).

         (Best Presentation Award by Student Paper Competition ASA Nonparametric Statistics Section, JSM 2024).

• Multi-feature clustering of step data using multivariate functional principal component analysis. [paper][code]

         Wookyeong Song, Hee-Seok Oh, Ying Kuen Cheung and Yaeji Lim.

         Statistical Papers, (2024).

• Development, validation, and comparison of a nomogram based on radiologic findings for predicting malignancy in intraductal papillary mucinous neoplasms of the pancreas: An international multicenter study. [paper]

         Hyeong Seok Kim*, Wookyeong Song*, Wonho Choo, …, Taesung Park and Jin-Young Jang. *Equal Contribution

         Journal of Hepato‑Biliary‑Pancreatic Sciences, (2023).

• Risk prediction for malignant intraductal papillary mucinous neoplasm of the pancreas: logistic regression versus machine learning. [paper]

         Jae Seung Kang, Chanhee Lee, Wookyeong Song, Wonho Choo, …, Taesung Park and Jin-Young Jang.

         Scientific Reports, (2020).