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 (29)

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

2019 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

Source: ORCID
Added: January 15, 2020

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

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

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

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