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

Predicting Human Movement with Multiple Accelerometers Using Movelets

(2014) BING HE et al.   MEDICINE AND SCIENCE IN SPORTS AND EXERCISE

Normalization and extraction of interpretable metrics from raw accelerometry data

(2013) J. Bai et al.   BIOSTATISTICS

Fast bivariateP-splines: the sandwich smoother

(2013) Luo Xiao et al.   JOURNAL OF THE ROYAL STATISTICAL SOCIETY SERIES B-STATISTICAL METHODOLOGY

Assessing the "Physical Cliff": Detailed Quantification of Age-Related Differences in Daily Patterns of Physical Activity

(2013) J. A. Schrack et al.   JOURNALS OF GERONTOLOGY SERIES A-BIOLOGICAL SCIENCES AND MEDICAL SCIENCES

Bootstrap-based inference on the difference in the means of two correlated functional processes

(2012) Ciprian M. Crainiceanu et al.   STATISTICS IN MEDICINE

Multilevel Functional Principal Component Analysis for High-Dimensional Data

(2011) Vadim Zipunnikov et al.   JOURNAL OF COMPUTATIONAL AND GRAPHICAL STATISTICS

Fast methods for spatially correlated multilevel functional data

(2010) A.-M. Staicu et al.   BIOSTATISTICS

Reduced Rank Mixed Effects Models for Spatially Correlated Hierarchical Functional Data

(2010) Lan Zhou et al.   JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION

Longitudinal functional principal component analysis

(2010) Sonja Greven et al.   Electronic Journal of Statistics

Multilevel functional principal component analysis

(2009) Chong-Zhi Di et al.   Annals of Applied Statistics

Physical Activity in the United States Measured by Accelerometer

(2009) RICHARD P. TROIANO et al.   MEDICINE AND SCIENCE IN SPORTS AND EXERCISE