Functional Data Analysis in Digital Health

Harvard HSPH

New technologies are beginning to reshape scientific questions and priorities in public health and medical research. Smartphones and wearables can now provide nearly continuous data for weeks or months or even years, enabling precise measurement of outcomes, covariates, and exposures. Examples of emerging data types include accelerometer data on physical activity, GPS data on mobility, continuous glucose monitoring data, and ecological momentary assessments. Functional data analysis (FDA)…