Luo Xiao

Also known as: Luo

https://orcid.org/0000-0001-8707-0914

Functional data analysis; Longitudinal data analysis; Smoothing; Semiparametric regression; high di

I am a statistician interested in developing functional data methods for applications in biostatistics including neuroimaging, wearable computing and growth data.

Works (38)

2022 article

Fixed-effects inference and tests of correlation for longitudinal functional data

Li, R., Xiao, L., Smirnova, E., Cui, E., Leroux, A., & Crainiceanu, C. M. (2022, May 1). STATISTICS IN MEDICINE, Vol. 5.

By: R. Li, L. Xiao, E. Smirnova, E. Cui, A. Leroux & C. Crainiceanu

Sources: Web Of Science, ORCID
Added: May 10, 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

Sources: Web Of Science, ORCID
Added: April 8, 2022

2022 article

Two-stage linked component analysis for joint decomposition of multiple biologically related data sets

Chen, H., Caffo, B., Stein-O'Brien, G., Liu, J., Langmead, B., Colantuoni, C., & Xiao, L. (2022, March 31). BIOSTATISTICS, Vol. 3.

By: H. Chen, B. Caffo, G. Stein-O'Brien, J. Liu, B. Langmead, C. Colantuoni, L. Xiao

Sources: Web Of Science, ORCID
Added: May 2, 2022

2021 journal article

A functional mixed model for scalar on function regression with application to a functional MRI study

BIOSTATISTICS, 10.

By: W. Ma, L. Xiao, B. Liu & M. Lindquist

Sources: Web Of Science, ORCID
Added: January 15, 2020

2021 journal article

Fetal growth velocity standards from the Fetal Growth Longitudinal Study of the INTERGROWTH-21 st Project

AMERICAN JOURNAL OF OBSTETRICS AND GYNECOLOGY, 224(2).

By: E. Ohuma, J. Villar, Y. Feng, L. Xiao, L. Salomon, F. Barros, L. Ismail, W. Stones ...

Sources: Web Of Science, ORCID
Added: March 15, 2021

2021 article

Joint model for survival and multivariate sparse functional data with application to a study of Alzheimer's Disease

BIOMETRICS.

By: C. Li, L. Xiao & S. Luo

Sources: Web Of Science, ORCID
Added: March 1, 2021

2021 article

Single-index models with functional connectivity network predictors

Weaver, C., Xiao, L., & Lindquist, M. A. (2021, May 5). BIOSTATISTICS, Vol. 5.

By: C. Weaver, L. Xiao & M. Lindquist

Sources: Web Of Science, ORCID
Added: February 28, 2022

2020 journal article

Asymptotic properties of penalized splines for functional data

BERNOULLI, 26(4), 2847–2875.

By: L. Xiao

Sources: Web Of Science, ORCID
Added: September 14, 2020

2020 article

Correlation models for monitoring fetal growth

STATISTICAL METHODS IN MEDICAL RESEARCH.

By: Y. Feng, L. Xiao, C. Li, S. Chen & E. Ohuma

Sources: Web Of Science, ORCID
Added: April 20, 2020

2020 journal article

Fast covariance estimation for multivariate sparse functional data

STAT, 9(1).

By: C. Li, L. Xiao & S. Luo

Sources: Web Of Science, ORCID
Added: March 1, 2021

2020 journal article

Uniform convergence of penalized splines

STAT, 9(1).

By: L. Xiao & Z. Nan

Sources: Web Of Science, ORCID
Added: March 1, 2021

2019 journal article

A smoothing-based goodness-of-fit test of covariance for functional data

BIOMETRICS, 75(2), 562–571.

By: S. Chen, L. Xiao & A. Staicu

Sources: Web Of Science, ORCID
Added: September 23, 2019

2019 journal article

Asymptotic theory of penalized splines

ELECTRONIC JOURNAL OF STATISTICS, 13(1), 747–794.

By: L. Xiao

Sources: Web Of Science, ORCID
Added: May 13, 2019

2019 journal article

Optimal design for classification of functional data

Canadian Journal of Statistics, 12.

By: C. Li & L. Xiao

Source: ORCID
Added: January 15, 2020

2019 journal article

Using data from multiple studies to develop a child growth correlation matrix

STATISTICS IN MEDICINE, 38(19), 3540–3554.

By: C. Anderson, L. Xiao & W. Checkley

Sources: Web Of Science, ORCID
Added: August 5, 2019

2018 journal article

A joint design for functional data with application to scheduling ultrasound scans

Computational Statistics & Data Analysis, 122, 101–114.

By: S. Park, L. Xiao, J. Willbur, A. Staicu & N. Jumbe

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2018 journal article

Asymptotics of bivariate penalised splines

Journal of Nonparametric Statistics, 31(2), 289–314.

By: L. Xiao

Sources: ORCID, Crossref
Added: January 15, 2020

2018 article

Fast covariance estimation for sparse functional data (vol 28, pg 511, 2017)

Statistics and Computing, Vol. 28, pp. 523–523.

By: L. Xiao, C. Li, W. Checkley & C. Crainiceanu

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2018 journal article

Novel metrics for growth model selection

Emerging Themes in Epidemiology, 15.

By: M. Grigsby, J. Di, A. Leroux, V. Zipunnikov, L. Xiao, C. Crainiceanu, W. Checkley

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

2018 journal article

Total volume of physical activity: TAC, TLAC or TAC( λ )

Preventive Medicine, 106, 233–235.

By: V. Varma, D. Dey, A. Leroux, J. Di, J. Urbanek, L. Xiao, V. Zipunnikov

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2017 journal article

AN ACTIVITY INDEX FOR RAW ACCELEROMETRY DATA AND ITS APPLICATION IN OLDER ADULTS

Innovation in Aging, 1(suppl_1), 1239–1239.

By: J. Bai, C. Di, L. Xiao, K. Evenson, A. LaCroix, C. Crainiceanu, D. Buchner

Source: ORCID
Added: January 15, 2020

2017 journal article

Dynamic prediction in functional concurrent regression with an application to child growth

Statistics in Medicine, 37(8), 1376–1388.

By: A. Leroux, L. Xiao, C. Crainiceanu & W. Checkley

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2017 journal article

Fast covariance estimation for sparse functional data

Statistics and Computing, 4(3), 511–522.

By: L. Xiao, C. Li, W. Checkley & C. Crainiceanu

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2017 journal article

Re-evaluating the effect of age on physical activity over the lifespan

Preventive Medicine, 101, 102–108.

By: V. Varma, D. Dey, A. Leroux, J. Di, J. Urbanek, L. Xiao, V. Zipunnikov

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2017 journal article

Simple fixed-effects inference for complex functional models

Biostatistics, 19(2), 137–152.

By: S. Park, A. Staicu, L. Xiao & C. Crainiceanu

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2017 journal article

Two-way principal component analysis for matrix-variate data, with an application to functional magnetic resonance imaging data

Biostatistics (Oxford, England), 18(2), 214–229.

By: L. Huang, P. Reiss, L. Xiao, V. Zipunnikov, M. Lindquist & C. Crainiceanu

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

2016 journal article

An Activity Index for Raw Accelerometry Data and Its Comparison with Other Activity Metrics

PLOS ONE, 11(8), 1–14.

By: J. Bai, C. Di, L. Xiao, K. Evenson, A. LaCroix, C. Crainiceanu, D. Buchner

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2016 journal article

CollocInfer: Collocation Inference in Differential Equation Models

Journal of Statistical Software, 75(2).

By: G. Hooker, J. Ramsay & L. Xiao

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2016 journal article

Convex Banding of the Covariance Matrix

Journal of the American Statistical Association, 111(514), 834–845.

By: J. Bien, F. Bunea & L. Xiao

Sources: ORCID, Crossref
Added: January 15, 2020

2016 journal article

Fast covariance estimation for high-dimensional functional data

Statistics and Computing, 26(1-2), 409–421.

By: L. Xiao, V. Zipunnikov, D. Ruppert & C. Crainiceanu

Sources: Crossref, ORCID
Added: January 15, 2020

2016 journal article

Two-way principal component analysis for matrix-variate data, with an application to functional magnetic resonance imaging data

Biostatistics, 8, kxw040.

By: L. Huang, P. Reiss, L. Xiao, V. Zipunnikov, M. Lindquist & C. Crainiceanu

Source: ORCID
Added: January 15, 2020

2015 journal article

Movement prediction using accelerometers in a human population

Biometrics, 72(2), 513–524.

By: L. Xiao, B. He, A. Koster, P. Caserotti, B. Lange-Maia, N. Glynn, T. Harris, C. Crainiceanu

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2015 journal article

On tests of activation map dimensionality for fMRI-based studies of learning

Frontiers in Neuroscience, 9.

By: J. Yang, L. Shmuelof, L. Xiao, J. Krakauer & B. Caffo

Source: ORCID
Added: January 15, 2020

2015 journal article

On the sample covariance matrix estimator of reduced effective rank population matrices, with applications to fPCA

Bernoulli, 21(2), 1200–1230.

By: F. Bunea & L. Xiao

Source: ORCID
Added: January 15, 2020

2014 journal article

Bayesian Models for Multiple Outcomes in Domains With Application to the Seychelles Child Development Study

Journal of the American Statistical Association, 109(505), 1–10.

By: L. Xiao, S. Thurston, D. Ruppert, T. Love & P. Davidson

Source: ORCID
Added: January 15, 2020

2014 journal article

Learning regulatory programs by threshold SVD regression

Proceedings of the National Academy of Sciences, 111(44), 15675–15680.

By: X. Ma, L. Xiao & W. Wong

Source: ORCID
Added: January 15, 2020

2014 journal article

Quantifying the lifetime circadian rhythm of physical activity: a covariate-dependent functional approach

Biostatistics, 16(2), 352–367.

By: L. Xiao, L. Huang, J. Schrack, L. Ferrucci, V. Zipunnikov & C. Crainiceanu

Source: ORCID
Added: January 15, 2020

2013 journal article

Fast bivariateP-splines: the sandwich smoother

Journal of the Royal Statistical Society: Series B (Statistical Methodology), 75(3), 577–599.

By: L. Xiao, Y. Li & D. Ruppert

Source: ORCID
Added: January 15, 2020

Employment

2015 - present

North Carolina State University Raleigh, NC, US
Assistant Professor Department of Statistics

2012 - 2015

Johns Hopkins University Baltimore, MD, US
Postdoctoral Fellow Deparment of Biostatistics

Education

2007 - 2012

Cornell University Ithaca, NY, US
PhD Department of Statistics