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stat.ME2026
Handling covariate shift by model averaging
Yifan Zhang, Tianfa Xie, Xinyu Zhang
Distributional mismatch between the data used to construct a statistical procedure and the population to which it is ultimately applied is pervasive in modern data analysis. We stu…
stat.ME2025★ 1 cited
Model Averaging Under Flexible Loss Functions
Dieqi Gu, Qingfeng Liu, Xinyu Zhang
To address model uncertainty under flexible loss functions in prediction problems, we propose a model averaging method that accommodates various loss functions, including asymmetri…
stat.ME2023
Frequentist Model Averaging for Global Fréchet Regression
Xingyu Yan, Xinyu Zhang, Peng Zhao
To consider model uncertainty in global Fréchet regression and improve density response prediction, we propose a frequentist model averaging method. The weights are chosen by minim…