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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:3/0  |  Submit date:2021/10/26
Pseudo empirical likelihood  Missing covariates  Bias correction  
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:1/0  |  Submit date:2021/10/26
Missing responses  Model averaging  Cross-validation  Asymptotic optimality  
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:59/0  |  Submit date: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
Authors:  Wei, Yuting;  Wang, Qihua;  Liu, Wei
Favorite  |  View/Download:39/0  |  Submit date:2020/09/23
Missing responses  Missing at random  Model averaging  Asymptotic optimality  
Function-on-function quadratic regression models 期刊论文
COMPUTATIONAL STATISTICS & DATA ANALYSIS, 2020, 卷号: 142, 页码: 14
Authors:  Sun, Yifan;  Wang, Qihua
Favorite  |  View/Download:38/0  |  Submit date:2020/05/24
Functional data analysis  Quadratic regression  Functional principal component analysis  Test of significance  Asymptotics  
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
Authors:  Chen, Xiaolin;  Liu, Yi;  Wang, Qihua
Favorite  |  View/Download:51/0  |  Submit date: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
Authors:  Yang, Xiaojie;  Wang, Qihua
Favorite  |  View/Download:99/0  |  Submit date:2020/01/10
Kernel imputation  missing at random  missing predictors  sliced inverse regression  sufficient dimension reduction  
Parsimonious Model Averaging With a Diverging Number of Parameters 期刊论文
JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 2019, 页码: 13
Authors:  Zhang, Xinyu;  Zou, Guohua;  Liang, Hua;  Carroll, Raymond J.
Favorite  |  View/Download:34/0  |  Submit date:2020/01/10
Asymptotic optimality  Frequentist model averaging  Jackknife model averaging  Mallows model averaging  Parsimony  
Simultaneous variable selection and class fusion with penalized distance criterion based classifiers 期刊论文
COMPUTATIONAL STATISTICS & DATA ANALYSIS, 2019, 卷号: 133, 页码: 138-152
Authors:  Sheng, Ying;  Wang, Qihua
Favorite  |  View/Download:48/0  |  Submit date:2019/12/13
Linear discriminant analysis  Discriminant directions  Variable selection  Class fusion  Misclassification error rate  
A Mallows-Type Model Averaging Estimator for the Varying-Coefficient Partially Linear Model 期刊论文
JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 2019, 卷号: 114, 期号: 526, 页码: 882-892
Authors:  Zhu, Rong;  Wan, Alan T. K.;  Zhang, Xinyu;  Zou, Guohua
Favorite  |  View/Download:30/0  |  Submit date:2020/01/10
Asymptotic optimality  Heteroscedasticity  Mallows criterion  Model averaging  Varying-coefficient partially linear model