3 papers
stat.AP2026
A functional joint model with baseline functional covariates: linking sitting accumulation patterns to physical function and mortality among older women
Luo Xiao, Wenyi Wang, Yumeng Zhang +3
In large-scale epidemiological studies, it is often of interest to investigate joint relationships between longitudinal and time-to-event outcomes with exposures that are trajector…
stat.AP2026
Modeling Physical Activity Change as Smooth Transformations: Temporal and Amplitude Patterns Associated with Physical Function in Older Women
Rong W. Zablocki, Steve Nguyen, Yacun Wang +11
Purpose: To investigate whether longitudinal changes in timing and magnitude of PA are associated with physical function (PF) in older women. Methods: Women from OPACH study with a…
stat.ML2025
MoCA: Multi-modal Cross-masked Autoencoder for Time Series in Digital Health
Howon Ryu, Yuliang Chen, Yacun Wang +5
Wearable devices enable continuous multi-modal physiological and behavioral monitoring, yet analysis of these data streams faces fundamental challenges including the lack of gold-s…