2 papers
stat.ME2026
Group Permutation Testing in Linear Model: Sharp Validity, Power Improvement, and Extension Beyond Exchangeability
Zonghan Li, Hongyi Zhou, Zhiheng Zhang
We consider finite-sample inference for a single regression coefficient in the fixed-design linear model , where may exhibit…
math.ST2026
A multivariate extension of Azadkia-Chatterjee's rank coefficient
Wenjie Huang, Zonghan Li, Yuhao Wang
The Azadkia-Chatterjee coefficient is a rank-based measure of dependence between a random variable and a random vector . In…