Research

Research Interest

• Statistical Learning Theory
• Differential Privacy
• Algorithmic Stability

Publications

* for equal contribution

• Extrapolated Random Tree for Regression. ICML 2023.
  Yuchao Cai*, Yuheng Ma*, Yiwei Dong, Hanfang Yang.
  Paper   Code   Package
• Decision Tree for Locally Private Estimation with Public Data. NeurIPS 2023.
  Yuheng Ma, Han Zhang, Yuchao Cai, Hanfang Yang.
  Paper   Code   Package
• Better Locally Private Sparse Estimation Given Multiple Samples Per User. ICML 2024.
  Yuheng Ma, Ke Jia, Hanfang Yang.
  Paper   Code
• Optimal Locally Private Nonparametric Classification with Public Data. JMLR.
  Yuheng Ma, Hanfang Yang.
  Paper   Code
• Locally Private Estimation with Public Features. AISTATS 2025.
  Yuheng Ma, Ke Jia, Hanfang Yang.
  Paper   Code
• ALTER: Augmentation for Large-Table-Based Reasoning. NAACL 2025.
  Han Zhang, Yuheng Ma, Hanfang Yang.
  Paper   Code

Working Papers

• Bagged Regularized $k$-Distances for Anomaly Detection.
  Yuchao Cai, Yuheng Ma, Hanfang Yang, Hanyuan Hang.
  Paper   Code
• Locally Private Nonparametric Contextual Multi-armed Bandits.
  Yuheng Ma, Feiyu Jiang, Zifeng Zhao, Hanfang Yang, Yi Yu.
  Paper   Code

Services

* for outstanding reviewer

I review for ICML (2024, 2025), NeurIPS 2024*, AAAI 2025, ICLR 2025, AISTATS 2025, TMLR.