3 papers
math.ST2019
The Binary Expansion Randomized Ensemble Test (BERET)
Duyeol Lee, Kai Zhang, Michael R. Kosorok
Recently, the binary expansion testing framework was introduced to test the independence of two continuous random variables by utilizing symmetry statistics that are complete suffi…
stat.ME2019
Penalized linear regression with high-dimensional pairwise screening
Siliang Gong, Kai Zhang, Yufeng Liu
In variable selection, most existing screening methods focus on marginal effects and ignore dependence between covariates. To improve the performance of selection, we incorporate p…
stat.ME2017
Efficient Test-based Variable Selection for High-dimensional Linear Models
Siliang Gong, Kai Zhang, Yufeng Liu
Variable selection plays a fundamental role in high-dimensional data analysis. Various methods have been developed for variable selection in recent years. Well-known examples are f…