activity
20132026
most citedConvergence of Empirical Spectral Distributions of Large Dimensional Quaternion Sample Covariance Matrices

3 citations · 12 across the 7 of their papers we have counts for

collaborators
Showing 2026Show all

2 papers · 1 filter

math.ST2026★ 2 cited

Spectral Analysis of Gram Matrices with Missing at Random Observations: Convergence, Central Limit Theorems, and Applications in Statistical Inference

Huiqin Li, Guangming Pan, Yanqing Yin +1

Motivated by the statistical inference using the Gram matrix in the context of missing at random observations, this paper investigates the spectral properties of the random matrice…

math.ST2026

Limiting eigen-structure of spiked sample covariance matrices under missing observations

Haotian Cheng, Huiqin Li, Yanqing Yin +1

High-dimensional Principal Component Analysis (PCA) has become an essential tool in modern data analysis, offering dimensionality reduction and feature extraction. However, the pre…