Len Stefanski

Works (49)

Updated: April 11th, 2023 10:13

2019 journal article

Assessing Tuning Parameter Selection Variability in Penalized Regression

TECHNOMETRICS, 61(2), 154–164.

By: W. Hu n, E. Laber, C. Barker* & L. Stefanski n

author keywords: Conditional distribution; Lasso; Prediction sets
Source: Web Of Science
Added: July 22, 2019

2018 journal article

Nonparametric independence screening via favored smoothing bandwidth

JOURNAL OF STATISTICAL PLANNING AND INFERENCE, 197, 1–14.

By: Y. Feng*, Y. Wu* & L. Stefanski n

author keywords: Bandwidth; Nonparametric; Smoothing; Variable screening
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Interactive Q-Learning for Quantiles

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 112(518), 638–649.

By: K. Linn*, E. Laber & L. Stefanski n

author keywords: Dynamic treatment regime; Personalized medicine; Sequential decision making; Sequential multiple assignment randomized trial
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Variable Selection in Kernel Regression Using Measurement Error Selection Likelihoods

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 112(520), 1587–1597.

By: K. White n, L. Stefanski n & Y. Wu*

author keywords: Bandwidth selection; Feature selection; LASSO; Nadaraya-Watson; Nonparametric regression; Solution path
Source: Web Of Science
Added: August 6, 2018

2015 journal article

Automatic structure recovery for additive models

BIOMETRIKA, 102(2), 381–395.

By: Y. Wu & L. Stefanski n

author keywords: Backfitting; Bandwidth estimation; Kernel; Local polynomial; Measurement-error model selection likelihood; Model selection; Profiling; Smoothing; Variable selection
Source: Web Of Science
Added: August 6, 2018

2015 journal article

iqLearn: Interactive Q-Learning in R

Journal of Statistical Software, 64(1).

By: K. Linn, E. Laber & L. Stefanski

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

2014 book

The Work of Raymond J. Carroll

Ed(s): M. Davidian, X. Lin*, J. Morris & L. Stefanski n

Sources: Crossref, ORCID
Added: August 6, 2018

2014 journal article

Variable Selection in Nonparametric Classification Via Measurement Error Model Selection Likelihoods

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 109(506), 574–589.

By: L. Stefanski, Y. Wu n & K. White n

author keywords: Attenuation; Bayes rule; Binary regression; Convolution; Discriminant analysis; Kernel discriminant analysis; LASSO; Linear regression; Maximum likelihood rule; Model selection; Ridge regression
Source: Web Of Science
Added: August 6, 2018

2013 chapter

Bias Reduction in Logistic Regression with Estimated Variance Predictors

In ISS-2012 Proceedings Volume On Longitudinal Data Analysis Subject to Measurement Errors, Missing Values, and/or Outliers (pp. 33–51).

By: L. Thomas*, L. Stefanski n & M. Davidian

Sources: Crossref, ORCID
Added: March 13, 2020

2013 journal article

Efficient Robust Regression via Two-Stage Generalized Empirical Likelihood

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 108(502), 644–655.

By: H. Bondell & L. Stefanski n

author keywords: Asymptotic efficiency; Breakdown point; Consistency; Constrained optimization; Distributional robustness; Efficient estimation; Exponential tilting; Least trimmed squares; Weighted least squares
Source: Web Of Science
Added: August 6, 2018

2013 book

Essential statistical inference: Theory and methods

New York: Springer.

By: D. Boos & L. Stefanski

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

2013 journal article

Moment adjusted imputation for multivariate measurement error data with applications to logistic regression

COMPUTATIONAL STATISTICS & DATA ANALYSIS, 67, 15–24.

By: L. Thomas*, L. Stefanski n & M. Davidian

author keywords: Moment adjusted imputation; Multivariate measurement error; Logistic regression; Regression calibration
Sources: Web Of Science, ORCID
Added: August 6, 2018

2012 journal article

Corrected-loss estimation for quantile regression with covariate measurement errors

BIOMETRIKA, 99(2), 405–421.

By: H. Wang, L. Stefanski n & Z. Zhu*

author keywords: Corrected loss function; Laplace distribution; Measurement error; Normal distribution; Quantile regression; Smoothing
Source: Web Of Science
Added: August 6, 2018

2011 journal article

A Moment-Adjusted Imputation Method for Measurement Error Models

BIOMETRICS, 67(4), 1461–1470.

By: L. Thomas*, L. Stefanski n & M. Davidian

author keywords: Conditional score; Measurement error; Nonlinear models; Regression calibration
Sources: Web Of Science, ORCID
Added: August 6, 2018

2011 journal article

Density Estimation with Replicate Heteroscedastic Measurements

ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS, 63(1), 81–99.

By: J. McIntyre* & L. Stefanski n

author keywords: Bandwidth; Bootstrap; Deconvolution; Hypergeometric series; Measurement error
Source: Web Of Science
Added: August 6, 2018

2011 journal article

FSR methods for second-order regression models

COMPUTATIONAL STATISTICS & DATA ANALYSIS, 55(6), 2026–2037.

By: H. Crews*, D. Boos & L. Stefanski n

author keywords: Bagging; False selection rate; Model selection; Response optimization; Variable selection
Source: Web Of Science
Added: August 6, 2018

2011 journal article

P-Value Precision and Reproducibility

AMERICAN STATISTICIAN, 65(4), 213–221.

By: D. Boos & L. Stefanski n

author keywords: Log p-value; Measure of evidence; Prediction interval; Reproducibility probability
Source: Web Of Science
Added: August 6, 2018

2011 journal article

Regression-assisted deconvolution

STATISTICS IN MEDICINE, 30(14), 1722–1734.

By: J. McIntyre* & L. Stefanski n

author keywords: density estimation; measurement error; mean-variance function model
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Fast FSR Variable Selection with Applications to Clinical Trials

BIOMETRICS, 65(3), 692–700.

By: D. Boos, L. Stefanski n & Y. Wu*

author keywords: Bagging; False discovery rate; False selection rate; Forward selection; LASSO; Model error; Model selection; Regression
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Latent-Model Robustness in Joint Models for a Primary Endpoint and a Longitudinal Process

BIOMETRICS, 65(3), 719–727.

By: X. Huang, L. Stefanski n & M. Davidian

author keywords: Censoring; Random effect; Remeasurement method; SIMEX
Sources: Web Of Science, ORCID
Added: August 6, 2018

2009 journal article

Orthology-based multilevel modeling of differentially expressed mouse and human gene pairs

Statistical Applications in Genetics and Molecular Biology, 8(1).

By: B. Ogorek & L. Stefanski

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

2009 journal article

Robust time series analysis via measurement error modeling

Statistica Sinica, 19(3), 1263–1280.

By: Q. Wang, L. Stefanski, M. Genton & D. Boos

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

2008 journal article

Characterizing ammonia emissions from swine farms in eastern North Carolina: Part 2 - Potential environmentally superior technologies for waste treatment

JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 58(9), 1145–1157.

By: V. Aneja, S. Arya n, I. Rumsey, D. Kim, K. Bajwa, H. Arkinson, H. Semunegus, D. Dickey ...

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

2008 journal article

Characterizing ammonia emissions from swine farms in eastern north carolina: Part 1-conventional lagoon and spray technology for waste treatment

JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 58(9), 1130–1144.

By: V. Aneja, S. Arya n, D. Kim, I. Rumsey, H. Arkinson, H. Semunegus, K. Bajwa, D. Dickey ...

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

2008 journal article

The North Carolina lottery coincidence

AMERICAN STATISTICIAN, 62(2), 130–134.

By: L. Stefanski n

author keywords: birthday problem; matching probability; recursion formula; television reporter
Source: Web Of Science
Added: August 6, 2018

2007 journal article

Controlling variable selection by the addition of pseudovariables

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 102(477), 235–243.

By: Y. Wu, D. Boos & L. Stefanski

author keywords: false selection rate; forward selection; model error; model selection; subset selection
Source: Web Of Science
Added: August 6, 2018

2007 journal article

Factors regulating cheese shreddability

JOURNAL OF DAIRY SCIENCE, 90(5), 2163–2174.

By: J. Childs, C. Daubert, L. Stefanski & E. Foegeding

author keywords: cheese; shreddability; pressure-sensitive adhesion; surface energy
Source: Web Of Science
Added: August 6, 2018

2007 journal article

Residual (sur)realism

AMERICAN STATISTICIAN, 61(2), 163–177.

By: L. Stefanski n

author keywords: added-variable plot; backward selection; forward selection; hidden image; hidden message; linear regression; model selection; partial regression plot; residual plots; variable selection
Source: Web Of Science
Added: August 6, 2018

2006 journal article

A Multivariate two-sample mean test for small sample size and missing data

BIOMETRICS, 62(3), 877–885.

By: Y. Wu*, M. Genton & L. Stefanski n

author keywords: drug discovery; high-dimensional data; Hotelling's T-2; small n large p
Source: Web Of Science
Added: August 6, 2018

2006 journal article

Latent-model robustness in structural measurement error models

BIOMETRIKA, 93(1), 53–64.

By: X. Huang, L. Stefanski & M. Davidian

author keywords: bias; latent variable; measurement error; remeasurement method; simulation extrapolation; structural modelling
Sources: Web Of Science, ORCID
Added: August 6, 2018

2006 book

Measurement error in nonlinear models: A modern perspective. (2nd ed.)

By: R. Carroll, D. Ruppert, L. Stefanski & C. Crainiceanu

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

2006 journal article

Tuning variable selection procedures by adding noise

Technometrics, 48(2), 165–175.

By: X. Luo*, L. Stefanski & D. Boos

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

2005 journal article

Comparative responses of container- versus ground-grown soybean to elevated carbon dioxide and ozone

CROP SCIENCE, 45(3), 883–895.

By: F. Booker, J. Miller, E. Fiscus, W. Pursley & L. Stefanski

Source: Web Of Science
Added: August 6, 2018

2005 journal article

Estimating a nonlinear function of a normal mean

BIOMETRIKA, 92(3), 732–736.

By: L. Stefanski, S. Novick & V. Devanarayan

author keywords: corrected score; deconvolution; jackknife; measurement error; Monte Carlo; spherical uniform distribution
Source: Web Of Science
Added: August 6, 2018

2003 journal article

A statistical analysis of creaming variables impacting process cheese melt quality

JOURNAL OF FOOD QUALITY, 26(4), 299–321.

By: T. Glenn n, C. Daubert, B. Farkas & L. Stefanski

Source: Web Of Science
Added: August 6, 2018

2003 journal article

Estimating patch occupancy when patches are incompletely surveyed

Insect Biochemistry and Molecular Biology, 2543, 1–20.

By: L. Stefanski, M. Rubino & G. Hess

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

2002 journal article

Corrected score estimation via complex variable simulation extrapolation

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 97(458), 472–481.

By: S. Novick & L. Stefanski

author keywords: chaotic systems; complex data; estimating equation; m-estimator; measurement error; Monte Carlo score; Poisson regression
Source: Web Of Science
Added: August 6, 2018

2002 journal article

Empirical simulation extrapolation for measurement error models with replicate measurements

STATISTICS & PROBABILITY LETTERS, 59(3), 219–225.

By: V. Devanarayan* & L. Stefanski

author keywords: errors-in-variables; heteroscedasticity; logistic regression; method of moments; simulation; variance components
Source: Web Of Science
Added: August 6, 2018

2002 journal article

The calculus of M-estimation

AMERICAN STATISTICIAN, 56(1), 29–38.

By: L. Stefanski & D. Boos

author keywords: asymptotic variance; central limit theorem; estimating equations; large-sample inference; maple; M-estimator
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Statistical estimation of ozone exposure metrics

ATMOSPHERIC ENVIRONMENT, 35(26), 4499–4510.

By: E. Blankenship* & L. Stefanski

author keywords: maximum likelihood estimation; profile likelihood; time-of-day weighting
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Measurement error models

JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 95(452), 1353–1358.

By: L. Stefanski

Source: Web Of Science
Added: August 6, 2018

2000 journal article

Relationships between ambient ozone regimes and white clover forage production using different ozone exposure indexes

ATMOSPHERIC ENVIRONMENT, 34(5), 735–744.

By: A. Heagle & L. Stefanski

author keywords: indicator plants; plant stress; exposure form; exposure index; ozone effects; air pollution; ozone
Source: Web Of Science
Added: August 6, 2018

1999 article

Influence of daily carbon dioxide exposure duration and root environment on soybean response to elevated carbon dioxide

JOURNAL OF ENVIRONMENTAL QUALITY, Vol. 28, pp. 666–675.

By: A. Heagle, F. Booker, J. Miller, W. Pursley & L. Stefanski

Source: Web Of Science
Added: August 6, 2018

1999 article

Regression depth - Comment

Carroll, R. J., Ruppert, D., & Stefanski, L. A. (1999, June). JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, Vol. 94, pp. 410–411.

By: R. Carroll, D. Ruppert & L. Stefanski

Source: Web Of Science
Added: August 6, 2018

1999 journal article

Use of simulation-extrapolation estimation in catch-effort analyses

CANADIAN JOURNAL OF FISHERIES AND AQUATIC SCIENCES, 56(7), 1234–1240.

By: W. Gould, L. Stefanski & K. Pollock

Source: Web Of Science
Added: August 6, 2018

1998 journal article

Relative-error prediction

STATISTICS & PROBABILITY LETTERS, 40(3), 227–236.

By: H. Park* & L. Stefanski

author keywords: prediction; power-of-the-mean model; relative error; relative least squares; variance function
Source: Web Of Science
Added: August 6, 2018

1997 journal article

Effects of measurement error on catch-effort estimation

CANADIAN JOURNAL OF FISHERIES AND AQUATIC SCIENCES, 54(4), 898–906.

By: W. Gould, L. Stefanski & K. Pollock

Source: Web Of Science
Added: August 6, 2018

1995 book

Measurement error in nonlinear models

London; New York: Chapman & Hall.

By: R. Carroll, D. Ruppert & L. Stefanski

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

1994 book

Estimate of methane emissions from U.S. landfills: Project summary

Research Triangle Park, NC: U.S. Environmental Protection Agency, Air and Energy Engineering Research Laboratory.

By: M. Doorn, L. Stefanski & M. Barlaz

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