2 papers
stat.ML2025
Computational Efficient and Minimax Optimal Nonignorable Matrix Completion
Yuanhong A, Guoyu Zhang, Yongcheng Zeng +1
While the matrix completion problem has attracted considerable attention over the decades, few works address the nonignorable missing issue and all have their limitations. In this…
math.ST2024
Universal Bootstrap for Spectral Statistics: Beyond Gaussian Approximation
Guoyu Zhang, Dandan Jiang, Fang Yao
Spectral analysis plays a crucial role in high-dimensional statistics, where determining the asymptotic distribution of various spectral statistics remains a challenging task. Due…