Works (113)

Updated: May 23rd, 2023 05:03

2023 article

On Learning and Testing of Counterfactual Fairness through Data Preprocessing

Chen, H., Lu, W., Song, R., & Ghosh, P. (2023, April 12). JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, Vol. 4.

By: H. Chen n, W. Lu, R. Song & P. Ghosh*

author keywords: Causal inference; Conditional independence test; Fairness learning; Machine learning ethics; Structural causal model
Sources: Web Of Science, ORCID
Added: May 1, 2023

2023 article

Targeted optimal treatment regime learning using summary statistics

Chu, J., Lu, W., & Yang, S. (2023, March 15). BIOMETRIKA, Vol. 3.

By: J. Chu, W. Lu & S. Yang

author keywords: Covariate shift; Double robustness; Empirical likelihood; Entropy balancing; Multisource policy learning
Sources: Web Of Science, ORCID
Added: May 22, 2023

2022 article

A Probit Tensor Factorization Model For Relational Learning

Liu, Y., Song, R., Lu, W., & Xiao, Y. (2022, March 10). JOURNAL OF COMPUTATIONAL AND GRAPHICAL STATISTICS, Vol. 3.

By: Y. Liu n, R. Song, W. Lu & Y. Xiao*

author keywords: Alternating least square; EM algorithm; Link prediction; Multi-relational data; Open-world assumption; Probit model
Sources: Web Of Science, ORCID
Added: March 28, 2022

2022 article

A general framework for subgroup detection via one-step value difference estimation

Johnson, D., Lu, W., & Davidian, M. (2022, August 2). BIOMETRICS, Vol. 8.

By: D. Johnson*, W. Lu & M. Davidian

author keywords: exceptional law; optimal treatment rule; precision medicine; subgroup test; survival analysis; value function
Sources: Web Of Science, ORCID
Added: August 15, 2022

2022 article

A multiplicative structural nested mean model for zero-inflated outcomes

Yu, M., Lu, W., Yang, S., & Ghosh, P. (2022, August 19). BIOMETRIKA, Vol. 8.

By: M. Yu, W. Lu, S. Yang & P. Ghosh*

author keywords: Bidirectional asymptotics; Multiplicative structural nested mean model; Timewise randomization; Zero-inflated outcome
Sources: Web Of Science, ORCID
Added: January 3, 2023

2022 article

CAPITAL: Optimal subgroup identification via constrained policy tree search

Cai, H., Lu, W., West, R. M., Mehrotra, D. V., & Huang, L. (2022, July 7). STATISTICS IN MEDICINE.

By: H. Cai, W. Lu, R. West*, D. Mehrotra* & L. Huang*

author keywords: constrained policy tree search; optimal subgroup identification; personalized medicine
Source: Web Of Science
Added: July 26, 2022

2022 article

Change-plane analysis for subgroup detection with a continuous treatment

Jin, P., Lu, W., Chen, Y., & Liu, M. (2022, October 24). BIOMETRICS.

By: P. Jin*, W. Lu, Y. Chen* & M. Liu*

author keywords: double robustness; environmental exposure; heterogeneity; semiparametric model; spline
Source: Web Of Science
Added: October 31, 2022

2022 article

Distributed Cox proportional hazards regression using summary-level information

Li, D., Lu, W., Shu, D., Toh, S., & Wang, R. (2022, February 23). BIOSTATISTICS.

By: D. Li*, W. Lu, D. Shu*, S. Toh* & R. Wang*

author keywords: Distributed Cox PH regression; Meta-analysis; Multi-site study; Summary-level information
Source: Web Of Science
Added: March 7, 2022

2022 journal article

EFFICIENT ESTIMATION FOR DIMENSION REDUCTION WITH CENSORED SURVIVAL DATA

STATISTICA SINICA, 32, 2359–2380.

By: G. Zhao, Y. Ma & W. Lu

author keywords: Dimension reduction; general index model; kernel estimation; semiparametric theory; survival analysis
Source: Web Of Science
Added: October 11, 2022

2022 article

Functional data analysis for longitudinal data with informative observation times

Weaver, C., Xiao, L., & Lu, W. (2022, March 28). BIOMETRICS, Vol. 3.

By: C. Weaver, L. Xiao & W. Lu

author keywords: functional data analysis; informative observation times; longitudinal data; penalized splines
Sources: Web Of Science, ORCID
Added: February 22, 2022

2022 article

Marginal proportional hazards models for clustered interval-censored data with time-dependent covariates

Cook, K., Lu, W., & Wang, R. (2022, December 1). BIOMETRICS.

By: K. Cook*, W. Lu & R. Wang*

author keywords: clustered failure time data; composite em algorithm; composite likelihood; HIV; interval censoring; marginal models; nonparametric likelihood; proportional hazards; semiparametric regression; time-dependent covariates
Source: Web Of Science
Added: December 19, 2022

2022 journal article

Phylogeny-guided microbiome OTU-specific association test (POST)

MICROBIOME, 10(1).

By: C. Huang n, B. Callahan, M. Wu, S. Holloway, H. Brochu, W. Lu, X. Peng, J. Tzeng

author keywords: Association test; Phylogenetic tree; Kernel machine regression
Sources: Web Of Science, ORCID
Added: June 20, 2022

2022 journal article

TransModel: An R Package for Linear Transformation Model with Censored Data

JOURNAL OF STATISTICAL SOFTWARE, 101(9).

By: J. Zhou*, J. Zhang* & W. Lu

author keywords: transformation model; right censored data
Source: Web Of Science
Added: March 7, 2022

2021 journal article

Concordance and Value Information Criteria for Optimal Treatment Decision

Annals of Statistics, 49(1), 49–75.

By: C. Shi, R. Song & W. Lu

author keywords: Concordance and value information criteria; optimal treatment regime; tuning parameter selection; variable selection
Sources: Web Of Science, ORCID
Added: March 22, 2021

2021 journal article

GEAR: On optimal decision making with auxiliary data

STAT, 10(1).

By: H. Cai, R. Song & W. Lu

author keywords: augmented inverse propensity weighted estimation; auxiliary data; individualized treatment rule; optimal treatment decision making
Sources: Web Of Science, ORCID
Added: August 9, 2021

2021 journal article

Gene-set integrative analysis of multi-omics data using tensor-based association test

BIOINFORMATICS, 37(16), 2259–2265.

By: S. Chang*, M. Yang, W. Lu, Y. Huang*, Y. Huang, H. Hung*, J. Miecznikowski*, T. Lu*, J. Tzeng

Source: Web Of Science
Added: October 18, 2021

2021 journal article

Model Selection With Mixed Variables on the Lasso Path

SANKHYA-SERIES B-APPLIED AND INTERDISCIPLINARY STATISTICS, 83(1), 170–184.

By: X. Jeng n, H. Peng n & W. Lu

author keywords: Jayanta K; Ghosh; Large p small n; Penalized regression; Variable selection; Primary; Secondary
Source: Web Of Science
Added: May 18, 2020

2021 article

On estimating optimal regime for treatment initiation time based on restricted mean residual lifetime

Chen, X., Song, R., Zhang, J., Adams, S. A., Sun, L., & Lu, W. (2021, August 7). BIOMETRICS, Vol. 8.

By: X. Chen*, R. Song, J. Zhang*, S. Adams*, L. Sun* & W. Lu

author keywords: individualized treatment regime; kernel estimation; optimal treatment initiation time; time-to-event data; value function
Sources: Web Of Science, ORCID
Added: August 16, 2021

2021 journal article

On restricted optimal treatment regime estimation for competing risks data

BIOSTATISTICS, 22(2), 217–232.

By: J. Zhou*, J. Zhang*, W. Lu & X. Li*

author keywords: Competing risks data; Cumulative incidence function; Optimal treatment regime; Side effects; Value search method
Source: Web Of Science
Added: August 9, 2021

2021 article

Online Testing of Subgroup Treatment Effects Based on Value Difference

2021 21ST IEEE INTERNATIONAL CONFERENCE ON DATA MINING (ICDM 2021), pp. 1463–1468.

By: M. Yu, W. Lu & R. Song

author keywords: sequential testing; heterogeneous treatment effects
Sources: Web Of Science, ORCID
Added: May 2, 2022

2021 journal article

Semiparametric estimation for proportional hazards mixture cure model allowing non-curable competing risk

JOURNAL OF STATISTICAL PLANNING AND INFERENCE, 211, 171–189.

author keywords: PH mixture cure model; Competing risks; EM algorithm; Semiparametric estimation; Logistic regression
Source: Web Of Science
Added: November 2, 2020

2021 journal article

Statistical Inference for High-Dimensional Models via Recursive Online-Score Estimation

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 116(535), 1307–1318.

By: C. Shi, R. Song, W. Lu & R. Li*

author keywords: Confidence interval; Generalized linear models; Online estimation; Ultrahigh dimensions
Sources: Web Of Science, ORCID
Added: February 10, 2020

2021 journal article

Statistical Inference for Online Decision Making: In a Contextual Bandit Setting

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 116(533), 240–255.

By: H. Chen, W. Lu & R. Song

author keywords: Epsilon-greedy; Inverse propensity weighted estimator; Model misspecification; Online decision making; Statistical inference
Sources: Web Of Science, ORCID
Added: July 27, 2020

2021 article

Statistical inference of the value function for reinforcement learning in infinite-horizon settings

Shi, C., Zhang, S., Lu, W., & Song, R. (2021, December 22). JOURNAL OF THE ROYAL STATISTICAL SOCIETY SERIES B-STATISTICAL METHODOLOGY, Vol. 12.

By: C. Shi, S. Zhang, W. Lu & R. Song

author keywords: bidirectional asymptotics; confidence interval; infinite horizons; reinforcement learning; value function
Sources: Web Of Science, ORCID
Added: January 3, 2022

2021 journal article

Testing error heterogeneity in censored linear regression

COMPUTATIONAL STATISTICS & DATA ANALYSIS, 161.

By: C. Fan*, W. Lu & Y. Zhou*

author keywords: Censored linear regression; Error heterogeneity; Kernel machine regression; Resampling
Source: Web Of Science
Added: June 21, 2021

2020 journal article

A Sparse Random Projection-Based Test for Overall Qualitative Treatment Effects

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 115(531), 1201–1213.

By: C. Shi, W. Lu & R. Song

author keywords: High-dimensional testing; Optimal treatment regime; Precision medicine; Qualitative treatment effects; Sparse random projection
Sources: Web Of Science, ORCID
Added: July 29, 2019

2020 journal article

Association test using Copy Number Profile Curves (CONCUR) enhances power in rare copy number variant analysis

PLOS COMPUTATIONAL BIOLOGY, 16(5).

By: A. Brucker, W. Lu, R. West n, Q. Yu*, C. Hsiao*, T. Hsiao*, C. Lin*, P. Magnusson* ...

Ed(s): J. Ma n

Sources: Web Of Science, ORCID
Added: June 22, 2020

2020 journal article

MODELING AND ESTIMATION OF CONTAGION-BASED SOCIAL NETWORK DEPENDENCE WITH TIME-TO-EVENT DATA

STATISTICA SINICA, 30(4), 2051–2074.

By: L. Yu, W. Lu & D. Huang

author keywords: Contagion-based social correlation; generalized linear transformation model; nonparametric maximum likelihood estimation; social network; time-to-event data
Source: Web Of Science
Added: October 26, 2020

2020 journal article

Semiparametric estimation of the cure fraction in population-based cancer survival analysis

STATISTICS IN MEDICINE, 39(26), 3787–3805.

By: E. Gu*, J. Zhang*, W. Lu, L. Wang* & F. Felizzi*

author keywords: Breslow estimator; EM algorithm; mixture cure model; perturbation; population-based study; semiparametric regression
Source: Web Of Science
Added: August 10, 2020

2020 journal article

Semiparametric regression of the illness-death model with interval censored disease incidence time: An application to the ACLS data

STATISTICAL METHODS IN MEDICAL RESEARCH, 29(12), 3707–3720.

author keywords: Semi-competing model; illlness-death model; semi-parametric regression; interval censoring; Markov models
Source: Web Of Science
Added: July 27, 2020

2020 journal article

Testing and Estimation of Social Network Dependence With Time to Event Data

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 115(530), 570–582.

By: L. Su n, W. Lu, R. Song & D. Huang

author keywords: Cox model; EM algorithm; Social network dependence; Time-to-event data
Sources: Web Of Science, ORCID
Added: July 8, 2019

2019 journal article

A varying-coefficient generalized odds rate model with time-varying exposure: An application to fitness and cardiovascular disease mortality

BIOMETRICS, 75(3), 853–863.

By: J. Zhou*, J. Zhang*, A. Mclain*, W. Lu, X. Sui* & J. Hardin*

author keywords: B-splines; expectation-maximization algorithm; generalized odds rate model; joint modeling; varying coefficient
Source: Web Of Science
Added: October 21, 2019

2019 article

ENTROPY LEARNING FOR DYNAMIC TREATMENT REGIMES

Jiang, B., Song, R., Li, J., Zeng, D., Lu, W., He, X., … Kallus, N. (2019, October). STATISTICA SINICA, Vol. 29, pp. 1633–1710.

By: B. Jiang*, R. Song, J. Li*, D. Zeng n, W. Lu, X. He, S. Xu, J. Wang ...

author keywords: Dynamic treatment regime; entropy learning; personalized medicine
Sources: Web Of Science, ORCID
Added: September 30, 2019

2019 journal article

Identifying individual risk rare variants using protein structure guided local tests (POINT)

PLOS COMPUTATIONAL BIOLOGY, 15(2).

By: R. West n, W. Lu, D. Rotroff*, M. Kuenemann, S. Chang*, M. Wu*, M. Wagner*, J. Buse* ...

Source: Web Of Science
Added: March 25, 2019

2019 journal article

MM ALGORITHMS FOR VARIANCE COMPONENT ESTIMATION AND SELECTION IN LOGISTIC LINEAR MIXED MODEL

STATISTICA SINICA, 29(3), 1585–1605.

By: L. Hu, W. Lu, J. Zhou* & H. Zhou

author keywords: Generalized linear mixed model (GLMM); Laplace approximation; MM algorithm; variance components selection
Source: Web Of Science
Added: July 29, 2019

2019 journal article

Modelling and estimation for optimal treatment decision with interference

Stat, 8(1).

By: L. Su n, W. Lu & R. Song

author keywords: A-learning; interference; network; optimal treatment regimen; Q-learning
Sources: Crossref, ORCID
Added: January 13, 2020

2019 journal article

ON TESTING CONDITIONAL QUALITATIVE TREATMENT EFFECTS

ANNALS OF STATISTICS, 47(4), 2348–2377.

By: C. Shi, R. Song & W. Lu

Sources: Web Of Science, ORCID
Added: June 17, 2019

2019 journal article

Robust regression for optimal individualized treatment rules

Statistics in Medicine, 38(11), 2059–2073.

By: W. Xiao n, H. Zhang* & W. Lu

author keywords: optimal individualized treatment rules; personalized medicine; quantile regression; robust regression
Source: Crossref
Added: February 21, 2020

2019 article

VARIANCE COMPONENT TEST FOR CROSS-DISORDER PATHWAY ANALYSIS

EUROPEAN NEUROPSYCHOPHARMACOLOGY, Vol. 29, pp. 1204–1205.

By: J. Szatkiewicz*, R. Marceau, Z. Yilmaz*, C. Bulik*, J. Crowley*, M. Mattheisen*, P. Sullivan*, W. Lu ...

Sources: Web Of Science, ORCID
Added: August 12, 2019

2018 journal article

A Massive Data Framework for M-Estimators with Cubic-Rate

Journal of the American Statistical Association, 113(524), 1698–1709.

By: C. Shi, W. Lu & R. Song

author keywords: Cubic rate asymptotics; Divide and conquer; M-estimators; Massive data
Sources: Web Of Science, ORCID, Crossref
Added: February 18, 2019

2018 journal article

An improved survival estimator for censored medical costs with a kernel approach

COMMUNICATIONS IN STATISTICS-THEORY AND METHODS, 47(23), 5702–5716.

By: S. Chen*, W. Lu & H. Zhao*

author keywords: Censored data; Kernel method; Median cost; Survival analysis
Source: Web Of Science
Added: October 16, 2018

2018 journal article

Computationally Efficient Estimation for the Generalized Odds Rate Mixture Cure Model With Interval-Censored Data

JOURNAL OF COMPUTATIONAL AND GRAPHICAL STATISTICS, 27(1), 48–58.

By: J. Zhou*, J. Zhang* & W. Lu

author keywords: Cure model; Data augmentation; EM algorithm; Generalized odds rate model; Interval censoring
Source: Web Of Science
Added: August 6, 2018

2018 journal article

Deep advantage learning for optimal dynamic treatment regime

Statistical Theory and Related Fields, 2(1), 80–88.

By: S. Liang n, W. Lu & R. Song

Sources: Crossref, ORCID
Added: January 13, 2020

2018 journal article

HIGH-DIMENSIONAL A-LEARNING FOR OPTIMAL DYNAMIC TREATMENT REGIMES

ANNALS OF STATISTICS, 46(3), 925–957.

By: C. Shi n, A. Fan n, R. Song & W. Lu

author keywords: A-learning; Dantzig selector; NP-dimensionality; model misspecification; optimal dynamic treatment regime; oracle inequality
Sources: Web Of Science, ORCID
Added: August 6, 2018

2018 journal article

High-dimensional inference for personalized treatment decision

ELECTRONIC JOURNAL OF STATISTICS, 12(1), 2074–2089.

By: X. Jeng, W. Lu & H. Peng

author keywords: Large p small n; model misspecification; optimal treatment regime; robust regression
Source: Web Of Science
Added: August 6, 2018

2018 journal article

Maximin projection learning for optimal treatment decision with heterogeneous individualized treatment effects

JOURNAL OF THE ROYAL STATISTICAL SOCIETY SERIES B-STATISTICAL METHODOLOGY, 80(4), 681–702.

By: C. Shi, R. Song, W. Lu & B. Fu n

author keywords: Heterogeneity; Maximin projection learning; Optimal treatment regime; Quadratically constrained linear programming
Sources: Web Of Science, ORCID
Added: October 19, 2018

2018 journal article

ON ESTIMATION OF THE OPTIMAL TREATMENT REGIME WITH THE ADDITIVE HAZARDS MODEL

STATISTICA SINICA, 28(3), 1539–1560.

By: S. Kang, W. Lu & J. Zhang n

author keywords: A-learning estimating equations; additive hazards model; doubly robust; optimal treatment regime; time-dependent propensity score
Source: Web Of Science
Added: December 3, 2018

2018 journal article

Sparse concordance-assisted learning for optimal treatment decision

Journal of Machine Learning Research, 18.

By: S. Liang, W. Lu, R. Song & L. Wang

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

An Expectation Maximization algorithm for fitting the generalized odds-rate model to interval censored data

STATISTICS IN MEDICINE, 36(7), 1157–1171.

By: J. Zhou*, J. Zhang* & W. Lu

author keywords: data augmentation; EM algorithm; interval censoring; generalized odds-rate models
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Change-Plane Analysis for Subgroup Detection and Sample Size Calculation

Journal of the American Statistical Association, 112(518), 769–778.

By: A. Fan, R. Song & W. Lu

author keywords: Change-plane analysis; Doubly robust test; Sample size calculation; Semiparametric model; Subgroup analysis
Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

2017 journal article

DOUBLY ROBUST ESTIMATION OF OPTIMAL TREATMENT REGIMES FOR SURVIVAL DATA-WITH APPLICATION TO AN HIV/AIDS STUDY

ANNALS OF APPLIED STATISTICS, 11(3), 1763–1786.

By: R. Jiang n, W. Lu, R. Song, M. Hudgens* & S. Naprvavnik*

author keywords: Doubly robust estimation; median survival time; optimal treatment regimen; restricted mean survival time
Sources: Web Of Science, ORCID
Added: August 6, 2018

2017 journal article

Efficient Estimation for Accelerated Failure Time Model under Case-Cohort and Nested Case-Control Sampling

BIOMETRICS, 73(1), 114–123.

By: S. Kang, W. Lu & M. Liu*

author keywords: Accelerated failure time model; Case-cohort; Efficient estimation; Kernel smoothing; Nested case-control
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Optimal treatment regimes for survival endpoints using locally-efficient doubly-robust estimator from a classification perspective

Lifetime Data Analysis, 23(4), 585–604.

By: X. Bai, A. Tsiatis, W. Lu & R. Song

author keywords: Classification; Doubly-robust; Observational survival study; Optimal treatment regime; Value search
Sources: Web Of Science, ORCID
Added: August 6, 2018

2017 journal article

Semiparametric single-index model for estimating optimal individualized treatment strategy

ELECTRONIC JOURNAL OF STATISTICS, 11(1), 364–384.

By: R. Song, S. Luo, D. Zeng*, H. Zhang, W. Lu & Z. Li

author keywords: Personalized medicine; single index model; semi-parametric inference
Sources: Web Of Science, ORCID
Added: August 6, 2018

2017 journal article

Subgroup detection and sample size calculation with proportional hazards regression for survival data

Statistics in Medicine, 36(29), 4646–4659.

By: S. Kang, W. Lu & R. Song

author keywords: change-plane analysis; doubly robust test; sample size calculation; subgroup detection; survival data
Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

2016 journal article

Concordance-assisted learning for estimating optimal individualized treatment regimes

Journal of the Royal Statistical Society: Series B (Statistical Methodology), 79(5), 1565–1582.

By: C. Fan*, W. Lu, R. Song & Y. Zhou*

author keywords: D-optimality; D-s-optimality; Group testing; Sensitivity; Specificity
Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

2016 journal article

On estimation of optimal treatment regimes for maximizing t -year survival probability

Journal of the Royal Statistical Society: Series B (Statistical Methodology), 79(4), 1165–1185.

By: R. Jiang n, W. Lu, R. Song & M. Davidian

author keywords: Inverse probability weighted estimation; Kaplan-Meier estimator; Optimal treatment regime; Personalized medicine; Survival probability; Value function
Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

2016 journal article

Oracle estimation of parametric transformation models

ELECTRONIC JOURNAL OF STATISTICS, 10(1), 90–120.

By: Y. Goldberg*, W. Lu & J. Fine

author keywords: Box-Cox transformation; maximum likelihood estimation; oracle transformation; shrinkage estimation
Source: Web Of Science
Added: August 6, 2018

2016 journal article

Rare variants association analysis in large-scale sequencing studies at the single locus level

PLoS Computational Biology, 12(6).

By: X. Jeng, Z. Daye, W. Lu & J. Tzeng

Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

Robust learning for optimal treatment decision with NP-dimensionality

ELECTRONIC JOURNAL OF STATISTICS, 10(2), 2894–2921.

By: C. Shi, R. Song & W. Lu

author keywords: Non-concave penalized likelihood; optimal treatment strategy; oracle property; variable selection
Sources: Web Of Science, ORCID
Added: August 6, 2018

2016 journal article

SEQUENTIAL ADVANTAGE SELECTION FOR OPTIMAL TREATMENT REGIME

ANNALS OF APPLIED STATISTICS, 10(1), 32–53.

By: A. Fan, W. Lu & R. Song

author keywords: Optimal treatment regime; qualitative interaction; sequential advantage; variable selection
Sources: Web Of Science, ORCID
Added: August 6, 2018

2015 journal article

A Fast Multiple-Kernel Method With Applications to Detect Gene-Environment Interaction

GENETIC EPIDEMIOLOGY, 39(6), 456–468.

By: R. Marceau, W. Lu, S. Holloway, M. Sale*, B. Worrall*, S. Williams*, F. Hsu*, J. Tzeng

author keywords: multiple-kernel analysis; kernel machine regression; exon level association test; gene-environment interaction; gene-gene interactions
Source: Web Of Science
Added: August 6, 2018

2015 journal article

Authors' Reply to comments on ‘Sample size calculation for the proportional hazards cure model’

Authors' Reply to comments on ‘Sample size calculation for the proportional hazards cure model.’ Statistics in Medicine, 34(17), 2578–2580.

By: S. Wang*, J. Zhang* & W. Lu

Source: Crossref
Added: August 14, 2021

2015 journal article

Forward Stagewise Shrinkage and Addition for High Dimensional Censored Regression

STATISTICS IN BIOSCIENCES, 7(2), 225–244.

By: Z. Guo n, W. Lu & L. Li

author keywords: Adaptive LASSO; Boosting; Forward stagewise regression; Proportional hazards model; Variable selection
Source: Web Of Science
Added: August 6, 2018

2015 journal article

Groupwise Dimension Reduction via Envelope Method

Journal of the American Statistical Association, 110(512), 1515–1527.

By: Z. Guo*, L. Li n, W. Lu & B. Li*

author keywords: Central subspace; Direct sum envelope; Multiple-index models; Sliced inverse regression
Source: Crossref
Added: August 14, 2021

2015 journal article

Identification of homogeneous and heterogeneous variables in pooled cohort studies

BIOMETRICS, 71(2), 397–403.

By: X. Cheng*, W. Lu & M. Liu*

author keywords: Adaptive group lasso; Cox proportional hazards model; Heterogeneity; Penalized partial likelihood; Pooled analysis; Structure identification
Source: Web Of Science
Added: August 6, 2018

2015 journal article

On optimal treatment regimes selection for mean survival time

STATISTICS IN MEDICINE, 34(7), 1169–1184.

By: Y. Geng, H. Zhang* & W. Lu

author keywords: adaptive LASSO; censored regression; mean survival time; optimal treatment regime; variable selection
Source: Web Of Science
Added: August 6, 2018

2015 journal article

local buckley-james estimation for heteroscedastic accelerated failure time model

Statistica Sinica, 25(3), 863–877.

By: L. Pang, W. Lu & H. Wang

Source: NC State University Libraries
Added: August 6, 2018

2014 journal article

A model-free machine learning method for risk classification and survival probability prediction

Stat, 3(1), 337–350.

By: Y. Geng*, W. Lu & H. Zhang*

author keywords: model-free; risk classification; support vector machines; survival probability prediction
Source: Crossref
Added: August 14, 2021

2014 journal article

Accelerated Intensity Frailty Model for Recurrent Events Data

BIOMETRICS, 70(3), 579–587.

By: B. Liu n, W. Lu & J. Zhang*

author keywords: Accelerated intensity frailty model; EM algorithm; Kernel smoothing; Nonparametric maximum likelihood estimation; Recurrent events data
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Censored rank independence screening for high-dimensional survival data

Biometrika, 101(4), 799–814.

By: R. Song, W. Lu, S. Ma* & X. Jeng n

author keywords: High-dimensional survival data; Rank independence screening; Sure screening property
Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

2014 journal article

GENE-LEVEL PHARMACOGENETIC ANALYSIS ON SURVIVAL OUTCOMES USING GENE-TRAIT SIMILARITY REGRESSION

ANNALS OF APPLIED STATISTICS, 8(2), 1232–1255.

By: J. Tzeng, W. Lu & F. Hsu*

author keywords: Association study; gene/pathway; pharmacogenetics; similarity regression; survival data; proportional odds model; proportional hazards model
Source: Web Of Science
Added: August 6, 2018

2014 journal article

NPHMC: An R-package for estimating sample size of proportional hazards mixture cure model

COMPUTER METHODS AND PROGRAMS IN BIOMEDICINE, 113(1), 290–300.

By: C. Cai*, S. Wang*, W. Lu & J. Zhang*

author keywords: Proportional hazards mixture cure model; Power; Sample size; Weighted log-rank test; R package
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Sample size calculation for the proportional hazards model with a time-dependent covariate

COMPUTATIONAL STATISTICS & DATA ANALYSIS, 74, 217–227.

By: S. Wang*, J. Zhang* & W. Lu

author keywords: Log-rank test; Power; Proportional hazards model; Sample size; Time-dependent covariate
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Testing Goodness-of-Fit for the Proportional Hazards Model based on Nested Case-Control Data

BIOMETRICS, 70(4), 845–851.

By: W. Lu, M. Liu* & Y. Chen*

author keywords: Goodness-of-fit test; Nested case-control sampling; Proportional hazards model; Pseudo-likelihood estimation; Resampling method
Source: Web Of Science
Added: August 6, 2018

2013 journal article

A Unified Approach to Semiparametric Transformation Models Under General Biased Sampling Schemes

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 108(501), 217–227.

By: J. Kim*, W. Lu, T. Sit n & Z. Ying*

author keywords: Case-cohort design; Counting process; Cox model; Estimating equations; Importance sampling; Length bias; Proportional odds model; Regression; Survival data; Truncation
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Estimation and selection of complex covariate effects in pooled nested case-control studies with heterogeneity

BIOSTATISTICS, 14(4), 682–694.

By: M. Liu*, W. Lu, V. Krogh*, G. Hallmans*, T. Clendenen* & A. Zeleniuch-Jacquotte*

author keywords: Cox's proportional hazards model; Group penalty; Heterogeneity; Nested case-control sampling; Ovarian cancer; Pooled studies; Shrinkage estimation
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Kernel smoothed profile likelihood estimation in the accelerated failure time frailty model for clustered survival data

BIOMETRIKA, 100(3), 741–755.

By: B. Liu, W. Lu & J. Zhang

author keywords: Accelerated failure time model; Clustered survival data; em algorithm; Kernel smoothing; Profile likelihood estimation
Source: Web Of Science
Added: August 6, 2018

2013 journal article

More efficient estimators for case-cohort studies

BIOMETRIKA, 100(3), 695–708.

By: S. Kim*, J. Cai* & W. Lu

author keywords: Case-cohort study; Multiple disease outcomes; Multivariate failure time; Proportional hazards model; Survival analysis
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Partially linear single index Cox regression model in nested case-control studies

COMPUTATIONAL STATISTICS & DATA ANALYSIS, 67, 199–212.

By: S. Shang*, M. Liu*, A. Zeleniuch-Jacquotte*, T. Clendenen*, V. Krogh*, G. Hallmans*, W. Lu

author keywords: Nested case-control study; Risk-set sampling; Nonparametric regression; Nonlinear effect; Single index model
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Physical activity/fitness peaks during perimenopause and BMI change patterns are not associated with baseline activity/fitness in women: a longitudinal study with a median 7-year follow-up

British Journal of Sports Medicine, 47(2), 77–82.

Source: NC State University Libraries
Added: August 6, 2018

2013 journal article

Variable selection for optimal treatment decision

STATISTICAL METHODS IN MEDICAL RESEARCH, 22(5), 493–504.

By: W. Lu, H. Zhang & D. Zeng*

author keywords: A-learning; optimal treatment strategy; personalized drugs; shrinkage method; variable selection
Source: Web Of Science
Added: August 6, 2018

2012 journal article

A Semi-nonparametric Approach to Joint Modeling of A Primary Binary Outcome and Longitudinal Data Measured at Discrete Informative Times

Statistics in Biosciences, 4(2), 213–234.

By: S. Yan n, D. Zhang, W. Lu, J. Grifo* & M. Liu*

author keywords: EM algorithm; Informative observation times; IVF; Joint model; Longitudinal data; Maximum likelihood estimation; SNP density
Source: Crossref
Added: August 28, 2020

2012 journal article

On estimation of linear transformation models with nested case-control sampling

LIFETIME DATA ANALYSIS, 18(1), 80–93.

By: W. Lu & M. Liu*

author keywords: Linear transformation models; Nested case-control sampling; Weighted estimating equation
Source: Web Of Science
Added: August 6, 2018

2012 journal article

On the robustness of the adaptive lasso to model misspecification

BIOMETRIKA, 99(3), 717–731.

By: W. Lu, Y. Goldberg & J. Fine

author keywords: Least false parameter; Model misspecification; Oracle property; Penalization; Selection consistency; Shrinkage estimation; Variable selection
Source: Web Of Science
Added: August 6, 2018

2012 journal article

Sample size calculation for the proportional hazards cure model

STATISTICS IN MEDICINE, 31(29), 3959–3971.

By: S. Wang*, J. Zhang* & W. Lu

author keywords: clinical trial; proportional hazards cure model; power; sample size; weighted log-rank test
Source: Web Of Science
Added: August 6, 2018

2012 journal article

Variance estimation in censored quantile regression via induced smoothing

COMPUTATIONAL STATISTICS & DATA ANALYSIS, 56(4), 785–796.

By: L. Pang n, W. Lu & H. Wang

author keywords: Censored quantile regression; Smoothing; Survival analysis; Variance estimation
Source: Web Of Science
Added: August 6, 2018

2011 journal article

Sufficient Dimension Reduction for Censored Regressions

BIOMETRICS, 67(2), 513–523.

By: W. Lu & L. Li

author keywords: Censored data; Central subspace; Inverse censoring probability weighted estimation; Sliced inverse regression; Sufficient dimension reduction
Source: Web Of Science
Added: August 6, 2018

2010 journal article

Cox Regression in Nested Case-Control Studies with Auxiliary Covariates

BIOMETRICS, 66(2), 374–381.

By: M. Liu*, W. Lu & C. Tseng*

author keywords: Counting process; Cox proportional hazards model; Martingale; Risk set sampling; Survival analysis
Source: Web Of Science
Added: August 6, 2018

2010 journal article

Cox regression model with time-varying coefficients in nested case-control studies

BIOSTATISTICS, 11(4), 693–706.

By: M. Liu, W. Lu, R. Shore* & A. Zeleniuch-Jacquotte*

author keywords: Kernel estimation; Martingale; Nested case-control study; Proportional hazards model; Risk-set sampling; Time-varying coefficient
Source: Web Of Science
Added: August 6, 2018

2010 journal article

Efficient estimation for an accelerated failure time model with a cure fraction

Statistica Sinica, 20(2), 661–674.

By: W. Lu

Source: NC State University Libraries
Added: August 6, 2018

2010 conference paper

Evaluation of distribution fault diagnosis algorithms using ROC curves

Ieee power and energy soceity general meeting 2010.

By: Y. Cai, M. Chow, W. Lu & L. Li

Source: NC State University Libraries
Added: August 6, 2018

2010 journal article

Haplotype-Based Pharmacogenetic Analysis for Longitudinal Quantitative Traits in the Presence of Dropout

JOURNAL OF BIOPHARMACEUTICAL STATISTICS, 20(2), 334–350.

By: J. Tzeng, W. Lu, M. Farmen*, Y. Liu* & P. Sullivan*

author keywords: Adaptive LASSO; Haplotype-based association analysis; Haplotype-treatment interaction; Missing data; Repeated outcome; Variable selection
Source: Web Of Science
Added: August 6, 2018

2010 journal article

On Estimation of Partially Linear Transformation Models

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 105(490), 683–691.

By: W. Lu & H. Zhang

author keywords: Estimating equations; Local polynomials; Martingale; Resampling
Source: Web Of Science
Added: August 6, 2018

2010 journal article

On sparse estimation for semiparametric linear transformation models

JOURNAL OF MULTIVARIATE ANALYSIS, 101(7), 1594–1606.

By: H. Zhang, W. Lu & H. Wang*

author keywords: Censored survival data; Linear transformation models; LARS; Shrinkage; Variable selection
Source: Web Of Science
Added: August 6, 2018

2010 journal article

Sparse estimation and inference for censored median regression

JOURNAL OF STATISTICAL PLANNING AND INFERENCE, 140(7), 1903–1917.

By: J. Shows, W. Lu & H. Zhang

author keywords: Censored quantile regression; LASSO; Inverse censoring probability; Solution path
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Efficiency comparison between mean and log-rank tests for recurrent event time data

SCIENCE IN CHINA SERIES A-MATHEMATICS, 52(6), 1169–1180.

By: L. WenBin

author keywords: asymptotic relative efficiency; frailty model; log-rank test; proportional mean test; recurrent events; robust variance estimation
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Joint Modeling and Analysis of Longitudinal Data with Informative Observation Times

BIOMETRICS, 65(2), 377–384.

By: Y. Liang*, W. Lu & Z. Ying*

author keywords: Estimating equation; Frailty model; Informative follow-up; Longitudinal data; Semiparametric mixed effects model
Source: Web Of Science
Added: August 6, 2018

2008 journal article

A Monte Carlo approach for change-point detection in the Cox proportional hazards model

STATISTICS IN MEDICINE, 27(19), 3894–3909.

By: M. Liu*, W. Lu & Y. Shao*

author keywords: martingale; multiple change points; partial likelihood; resampling; score test
Source: Web Of Science
Added: August 6, 2018

2008 journal article

Analysis of competing risks data with missing cause of failure under additive hazards model

Statistica Sinica, 18(1), 219–234.

By: W. Lu & Y. Liang

Source: NC State University Libraries
Added: August 6, 2018

2008 journal article

Boosting method for nonlinear transformation models with censored survival data

BIOSTATISTICS, 9(4), 658–667.

By: W. Lu & L. Li

author keywords: boosting; censored survival data; importance sampling; marginal likelihood; nonlinear transformation models; smoothing spline
Source: Web Of Science
Added: August 6, 2018

2008 journal article

Maximum likelihood estimation in the proportional hazards cure model

ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS, 60(3), 545–574.

By: W. Lu

author keywords: censoring; maximum likelihood estimation; mixture models; proportional hazards cure model; semiparametric efficiency
Source: Web Of Science
Added: August 6, 2018

2008 journal article

Semiparametric analysis of mixture regression models with competing risks data

LIFETIME DATA ANALYSIS, 14(3), 231–252.

By: W. Lu & L. Peng

author keywords: competing risks data; cumulative incidence function; estimating equation; martingale; mixture model; resampling
Source: Web Of Science
Added: August 6, 2018

2008 journal article

Sufficient dimension reduction with missing predictors

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 103(482), 822–831.

By: L. Li & W. Lu

author keywords: double robustness; missing at random; missing covariates; sliced inverse regression; sufficient dimension reduction
Source: Web Of Science
Added: August 6, 2018

2007 journal article

Adaptive lasso for Cox's proportional hazards model

BIOMETRIKA, 94(3), 691–703.

By: H. Zhang & W. Lu

author keywords: adaptive lasso; lasso; penalized partial likelihood; proportional hazards model; variable selection
Source: Web Of Science
Added: August 6, 2018

2007 article

Atomic scale design of nanostructures

MOLECULAR PHYSICS, Vol. 105, pp. 147–156.

By: J. Bernholc, W. Lu, S. Nakhmanson*, P. Hahn*, V. Meunier*, M. Nardelli*, W. Schmidt

Sources: Web Of Science, ORCID
Added: August 6, 2018

2007 journal article

Tests of independence for censored bivariate failure time data

LIFETIME DATA ANALYSIS, 13(1), 75–90.

By: W. Lu

author keywords: accelerated failure time model; bivariate failure time data; independence test; resampling
Source: Web Of Science
Added: August 6, 2018

2007 journal article

Variable selection for proportional odds model

STATISTICS IN MEDICINE, 26(20), 3771–3781.

By: W. Lu & H. Zhang

author keywords: marginal likelihood; proportional odds model; variable selection; shrinkage estimate
Source: Web Of Science
Added: August 6, 2018

2006 journal article

Empirical likelihood inference for linear transformation models

JOURNAL OF MULTIVARIATE ANALYSIS, 97(7), 1586–1599.

By: W. Lu & Y. Liang*

author keywords: censored survival data; empirical likelihood; limiting distribution; linear transformation models; normal approximation
Source: Web Of Science
Added: August 6, 2018

2006 journal article

Interval mapping of quantitative trait loci for time-to-event data with the proportional hazards mixture cure model

BIOMETRICS, 62(4), 1053–1061.

By: M. Liu*, W. Lu & Y. Shao*

author keywords: age-at-onset; cure model; EM algorithm; proportional hazards model; QTL mapping
Source: Web Of Science
Added: August 6, 2018

2006 journal article

Mixture cure model with an application to interval mapping of quantitative trait loci

LIFETIME DATA ANALYSIS, 12(4), 421–440.

By: M. Liu*, W. Lu & Y. Shao*

author keywords: EM algorithm; genome-wide threshold; parametric proportional hazards model; QTL mapping; time-to-event data
Source: Web Of Science
Added: August 6, 2018

2006 journal article

Semiparametric transformation models for the case-cohort study

BIOMETRIKA, 93(1), 207–214.

By: W. Lu & A. Tsiatis

author keywords: case-cohort design; martingale; transformation model; weighted estimating equation
Source: Web Of Science
Added: August 6, 2018

2005 journal article

Marginal regression of multivariate event times based on linear transformation models

LIFETIME DATA ANALYSIS, 11(3), 389–404.

By: W. Lu

author keywords: cluster event times; estimating equations; informative cluster size; linear transformation models; multiple events; recurrent events
Source: Web Of Science
Added: August 6, 2018