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stat.ME2026
Double Descent, Ensemble Emergence, and Large Model Averaging in High-Dimensional Multimodel Prediction
Ke Chen, Dandan Jiang, Xinyu Zhang
This paper investigates the predictive performance of high-dimensional multimodel prediction, where the number of regressors is comparable to the sample size. Leveraging tools from…
stat.ME2026
Asymptotic Theory and Sequential Testing for Adaptive Bandits
Li Yang, Xiaodong Yan, Dandan Jiang
Multi-armed bandit (MAB) processes constitute a foundational subclass of reinforcement learning problems and represent a central topic in statistical decision theory. Yet, conducti…