Search Results for author: Xiaofeng Shao

Found 3 papers, 1 papers with code

Testing the martingale difference hypothesis in high dimension

no code implementations11 Sep 2022 Jinyuan Chang, Qing Jiang, Xiaofeng Shao

In this paper, we consider testing the martingale difference hypothesis for high-dimensional time series.

Time Series Time Series Analysis +2

On Variance Estimation of Random Forests with Infinite-Order U-statistics

1 code implementation18 Feb 2022 Tianning Xu, Ruoqing Zhu, Xiaofeng Shao

To bridge these gaps in the literature, we propose a new view of the Hoeffding decomposition for variance estimation that leads to an unbiased estimator.

Ensemble Learning

Adaptive Inference for Change Points in High-Dimensional Data

no code implementations29 Jan 2021 Yangfan Zhang, Runmin Wang, Xiaofeng Shao

In this article, we propose a class of test statistics for a change point in the mean of high-dimensional independent data.

Methodology

Cannot find the paper you are looking for? You can Submit a new open access paper.