Research

Papers

• Convex Mixed-Integer Programming for Causal Additive Models with Optimization and Statistical Guarantees
  Xiaozhu Zhang, Nir Keret, Ali Shojaie, Armeen Taeb
  Preprint, 2025
  arXiv   Code  

• Quantifying Uncertainty and Stability Among Highly Correlated Predictors: a Subspace Perspective
  Xiaozhu Zhang, Jacob Bien, Armeen Taeb
  Preprint, 2025
  arXiv   Package   Code   Poster   Slides  

• A Generator for Generalized Inverse Gaussian Distributions
  Xiaozhu Zhang, Jerome Reiter
  Preprint, 2022
  arXiv   Code  

Thesis

• Stable Variable Selection for Sparse Linear Regression in a Non-uniqueness Regime
  Xiaozhu Zhang (Advisor: Yuansi Chen)
  Master’s thesis, Duke University, 2023
  Duke library   Code