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A convex programming solution based debiased estimator for quantile with missing response and high-dimensional covariables 期刊论文
COMPUTATIONAL STATISTICS & DATA ANALYSIS, 2022, 卷号: 168, 页码: 14
Authors:  Su, Miaomiao;  Wang, Qihua
Favorite  |  View/Download:12/0  |  Submit date:2022/04/02
High dimensions  Missing at random  Marginal response quantile  Optimal weights  Selection probability function  
Surrogate space based dimension reduction for nonignorable nonresponse 期刊论文
COMPUTATIONAL STATISTICS & DATA ANALYSIS, 2022, 卷号: 168, 页码: 18
Authors:  Deng, Jianqiu;  Yang, Xiaojie;  Wang, Qihua
Favorite  |  View/Download:11/0  |  Submit date:2022/04/02
Sufficient dimension reduction  Nonignorable nonresponse  Cumulative mean estimation  Exponential tilting model  Regression calibration  Surrogate subspace  
Robust model selection with covariables missing at random 期刊论文
ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS, 2021, 页码: 19
Authors:  Liang, Zhongqi;  Wang, Qihua;  Wei, Yuting
Favorite  |  View/Download:10/0  |  Submit date:2022/04/02
Model selection  Inverse probability weight  Model misspecification  Missing at random  Kullback-Leibler divergence  Robust  
Bias-corrected Kullback-Leibler distance criterion based model selection with covariables missing at random 期刊论文
COMPUTATIONAL STATISTICS & DATA ANALYSIS, 2021, 卷号: 160, 页码: 18
Authors:  Wei, Yuting;  Wang, Qihua;  Duan, Xiaogang;  Qin, Jing
Favorite  |  View/Download:23/0  |  Submit date:2021/10/26
Pseudo empirical likelihood  Missing covariates  Bias correction  
Surrogate-variable-based model-free feature screening for survival data under the general censoring mechanism 期刊论文
ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS, 2021, 页码: 19
Authors:  Zhang, Jing;  Wang, Qihua;  Wang, Xuan
Favorite  |  View/Download:24/0  |  Submit date:2021/10/26
Feature screening  Model-free  Sure screening property  Survival data  Ultrahigh dimensionality  
Cross-validation-based model averaging in linear models with response missing at random 期刊论文
STATISTICS & PROBABILITY LETTERS, 2021, 卷号: 171, 页码: 6
Authors:  Wei, Yuting;  Wang, Qihua
Favorite  |  View/Download:19/0  |  Submit date:2021/10/26
Missing responses  Model averaging  Cross-validation  Asymptotic optimality  
Determination and estimation of optimal quarantine duration for infectious diseases with application to data analysis of COVID-19 期刊论文
BIOMETRICS, 2021, 页码: 10
Authors:  Wang, Ruoyu;  Wang, Qihua
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incubation period  kernel estimation  maximum likelihood  optimal solution  probability constraint  statistical modeling  
A beyond multiple robust approach for missing response problem 期刊论文
COMPUTATIONAL STATISTICS & DATA ANALYSIS, 2021, 卷号: 155, 页码: 13
Authors:  Wang, Qihua;  Su, Miaomiao;  Wang, Ruoyu
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Model misspecification  Curse of dimension  Inverse probability weight  Imputation  
Quantile Regression under Local Misspecification 期刊论文
ACTA MATHEMATICAE APPLICATAE SINICA-ENGLISH SERIES, 2020, 卷号: 36, 期号: 4, 页码: 790-802
Authors:  Duan, Xiao-gang;  Wang, Qi-hua
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frequentist model averaging  focus information criterion  local framework  quantile regression  
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
Authors:  Zhang, Jing;  Wang, Qihua;  Kang, Jian
Favorite  |  View/Download:87/0  |  Submit date:2020/06/30
Model-free  Non-ignorable nonresponse  Sure screening property  Ultrahigh dimensionality  Variable screening