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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:11/0  |  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:9/0  |  Submit date:2020/09/23
Missing responses  Missing at random  Model averaging  Asymptotic optimality  
Model-free feature screening for ultrahigh dimensional classification 期刊论文
JOURNAL OF MULTIVARIATE ANALYSIS, 2020, 卷号: 178, 页码: 12
Authors:  Sheng, Ying;  Wang, Qihua
Favorite  |  View/Download:10/0  |  Submit date:2020/06/30
Classification accuracy  The Bayes rule  Sure screening  Ultrahigh dimensional classification  
Conditional probability estimation based classification with class label missing at random 期刊论文
JOURNAL OF MULTIVARIATE ANALYSIS, 2020, 卷号: 176, 页码: 13
Authors:  Sheng, Ying;  Wang, Qihua
Favorite  |  View/Download:8/0  |  Submit date:2020/05/24
Binary classification  Conditional probability estimation  Missing at random  Reproducing kernel Hilbert space  
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:9/0  |  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:20/0  |  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:25/0  |  Submit date:2020/01/10
Kernel imputation  missing at random  missing predictors  sliced inverse regression  sufficient dimension reduction  
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:17/0  |  Submit date:2019/12/13
Linear discriminant analysis  Discriminant directions  Variable selection  Class fusion  Misclassification error rate  
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
Authors:  Wang, Qihua;  Wang, Xuan
Favorite  |  View/Download:19/0  |  Submit date: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
Authors:  Wang, Qihua;  Li, Yongjin
Favorite  |  View/Download:17/0  |  Submit date:2018/07/30
borrowing missingness information  missing data  ultrahigh dimensionality  variable screening