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Robust model selection with covariables missing at random 期刊论文
ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS, 2021, 页码: 19
作者:  Liang, Zhongqi;  Wang, Qihua;  Wei, Yuting
收藏  |  浏览/下载：132/0  |  提交时间：2022/04/02
Model selection  Inverse probability weight  Model misspecification  Missing at random  Kullback-Leibler divergence  Robust  
Feature screening under missing indicator imputation with non-ignorable missing response 期刊论文
COMPUTATIONAL STATISTICS & DATA ANALYSIS, 2020, 卷号: 149, 页码: 12
作者:  Zhang, Jing;  Wang, Qihua;  Kang, Jian
收藏  |  浏览/下载：195/0  |  提交时间：2020/06/30
Model-free  Non-ignorable nonresponse  Sure screening property  Ultrahigh dimensionality  Variable screening  
Model averaging for linear models with responses missing at random 期刊论文
ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS, 2020, 页码: 19
作者:  Wei, Yuting;  Wang, Qihua;  Liu, Wei
收藏  |  浏览/下载：184/0  |  提交时间：2020/09/23
Missing responses  Missing at random  Model averaging  Asymptotic optimality  
Joint feature screening for ultra-high-dimensional sparse additive hazards model by the sparsity-restricted pseudo-score estimator 期刊论文
ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS, 2019, 卷号: 71, 期号: 5, 页码: 1007-1031
作者:  Chen, Xiaolin;  Liu, Yi;  Wang, Qihua
收藏  |  浏览/下载：201/0  |  提交时间：2020/01/10
Additive hazards model  Joint feature screening  Iterative hard-thresholding algorithm  Sure screening property  
SUFFICIENT DIMENSION REDUCTION UNDER DIMENSION-REDUCTION-BASED IMPUTATION WITH PREDICTORS MISSING AT RANDOM 期刊论文
STATISTICA SINICA, 2019, 卷号: 29, 期号: 4, 页码: 1751-1778
作者:  Yang, Xiaojie;  Wang, Qihua
收藏  |  浏览/下载：261/0  |  提交时间：2020/01/10
Kernel imputation  missing at random  missing predictors  sliced inverse regression  sufficient dimension reduction  
Improved Horvitz-Thompson estimator in survey sampling 期刊论文
SURVEY METHODOLOGY, 2019, 卷号: 45, 期号: 1, 页码: 165-184
作者:  Zong, Xianpeng;  Zhu, Rong;  Zou, Guohua
收藏  |  浏览/下载：216/0  |  提交时间：2020/01/10
Horvitz-Thompson estimator  Inverse probability weighting  Hard-threshold  Robustness  Unequal probability sampling  Sampling without/with replacement  Ratio estimator  
Analysis of censored data under heteroscedastic transformation regression models with unknown transformation function 期刊论文
CANADIAN JOURNAL OF STATISTICS-REVUE CANADIENNE DE STATISTIQUE, 2018, 卷号: 46, 期号: 2, 页码: 233-245
作者:  Wang, Qihua;  Wang, Xuan
收藏  |  浏览/下载：195/0  |  提交时间：2018/07/30
Censored data  heteroscedasticity  transformation regression model  
How to Make Model-free Feature Screening Approaches for Full Data Applicable to the Case of Missing Response? 期刊论文
SCANDINAVIAN JOURNAL OF STATISTICS, 2018, 卷号: 45, 期号: 2, 页码: 324-346
作者:  Wang, Qihua;  Li, Yongjin
收藏  |  浏览/下载：185/0  |  提交时间：2018/07/30
borrowing missingness information  missing data  ultrahigh dimensionality  variable screening  
Model-free feature screening for ultrahigh-dimensional data conditional on some variables 期刊论文
ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS, 2018, 卷号: 70, 期号: 2, 页码: 283-301
作者:  Liu, Yi;  Wang, Qihua
收藏  |  浏览/下载：208/0  |  提交时间：2018/07/30
Conditional distance correlation  Feature selection  Sure screening property  High-dimensional data  
Model averaging for multivariate multiple regression models 期刊论文
STATISTICS, 2018, 卷号: 52, 期号: 1, 页码: 205-227
作者:  Zhu, Rong;  Zou, Guohua;  Zhang, Xinyu
收藏  |  浏览/下载：169/0  |  提交时间：2018/07/30
Asymptotic optimality  Mahalanobis distance  Mallows criterion  model averaging  multivariate multiple regression model