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中国科学院数学与系统科学研究院机构知识库
KMS Of Academy of mathematics and systems sciences, CAS
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Li Qizhai [11]
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DATA-ADAPTIVE EFFICIENT ESTIMATION STRATEGIES FOR BIOMARKER STUDIES EMBEDDED IN RANDOMIZED TRIALS
期刊论文
ANNALS OF APPLIED STATISTICS, 2022, 卷号: 16, 期号: 4, 页码: 2250-2265
Authors:
Zhang, Weiz
;
Zhang, Zhi wei
;
Troendle, James F.
;
Liu, Aiyi
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View/Download:19/0
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Submit date:2023/02/07
Augmentation
precision medicine
semiparametric theory
super learner
two-phase sampling
Nested Group Testing Procedure
期刊论文
COMMUNICATIONS IN MATHEMATICS AND STATISTICS, 2022, 页码: 31
Authors:
Xiong, Wenjun
;
Ding, Juan
;
Zhang, Wei
;
Liu, Aiyi
;
Li, Qizhai
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View/Download:24/0
  |  
Submit date:2023/02/07
Group testing
Negative predictive value
Positive predictive value
Retest
Group testing can improve the cost-efficiency of prospective-retrospective biomarker studies
期刊论文
BMC MEDICAL RESEARCH METHODOLOGY, 2021, 卷号: 21, 期号: 1, 页码: 10
Authors:
Zhang, Wei
;
Zhang, Zhiwei
;
Krushkal, Julia
;
Liu, Aiyi
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View/Download:103/0
  |  
Submit date:2021/04/26
Biomarker study design
Cost-efficiency
Group testing
Pooling
Two-phase sampling
Error-corrected estimation of a diagnostic accuracy index of a biomarker against a continuous gold standard
期刊论文
STATISTICS IN MEDICINE, 2020, 页码: 25
Authors:
Wu, Mixia
;
Zhang, Xiaoyu
;
Zhang, Wei
;
Zhang, Xu
;
Liu, Aiyi
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  |  
View/Download:91/0
  |  
Submit date:2021/01/14
adaptive estimation
additive errors
asymptotic normality
biomarkers
diagnostic accuracy
measurement errors
reliability coefficient
Best (but oft-forgotten) practices: sample size and power calculation for a dietary intervention trial with episodically consumed foods
期刊论文
AMERICAN JOURNAL OF CLINICAL NUTRITION, 2020, 卷号: 112, 期号: 4, 页码: 920-925
Authors:
Zhang, Wei
;
Liu, Aiyi
;
Zhang, Zhiwei
;
Nansel, Tonja
;
Halabi, Susan
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View/Download:86/0
  |  
Submit date:2021/01/14
dietary intervention trials
episodic consumption
power
sample size
type I error
Nonparametric estimation of distributions and diagnostic accuracy based on group-tested results with differential misclassification
期刊论文
BIOMETRICS, 2020, 页码: 10
Authors:
Zhang, Wei
;
Liu, Aiyi
;
Li, Qizhai
;
Albert, Paul S.
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View/Download:100/0
  |  
Submit date:2020/10/12
coverage probability
diagnostic accuracy
differential misclassification
group testing
integrated absolute bias
integrated mean squared error
rare disease
ROC curves
Order-restricted inference for clustered ROC data with application to fingerprint matching accuracy
期刊论文
BIOMETRICS, 2019, 页码: 11
Authors:
Zhang, Wei
;
Tang, Larry L.
;
Li, Qizhai
;
Liu, Aiyi
;
Lee, Mei-Ling Ting
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View/Download:148/0
  |  
Submit date:2020/05/24
area under the ROC curve
clustered data
fingerprint identification
ROC curve
stochastic ordering
Incorporating retesting outcomes for estimation of disease prevalence
期刊论文
STATISTICS IN MEDICINE, 2019, 页码: 11
Authors:
Zhang, Wei
;
Liu, Aiyi
;
Li, Qizhai
;
Albert, Paul S.
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View/Download:120/0
  |  
Submit date:2020/05/24
differential misclassification
efficiency
human immunodeficiency virus
group testing
Lagrange's identity
prevalence
retesting
A cluster-adjusted rank-based test for a clinical trial concerning multiple endpoints with application to dietary intervention assessment
期刊论文
BIOMETRICS, 2019, 卷号: 75, 期号: 3, 页码: 821-830
Authors:
Zhang, Wei
;
Liu, Aiyi
;
Tang, Larry L.
;
Li, Qizhai
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  |  
View/Download:136/0
  |  
Submit date:2020/01/10
generalized Behrens-Fisher hypothesis
multivariate distributions
nonparametrics
rank statistics
type I errors
power of test
GATE: an efficient procedure in study of pleiotropic genetic associations
期刊论文
BMC GENOMICS, 2017, 卷号: 18, 页码: 15
Authors:
Zhang, Wei
;
Yang, Liu
;
Tang, Larry L.
;
Liu, Aiyi
;
Mills, James L.
;
Sun, Yuanchang
;
Li, Qizhai
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View/Download:94/0
  |  
Submit date:2018/07/30
Pleiotropic genetic associations
Principal component analysis
Power
Biomedical study