Digital Phenotyping for Adolescent Mental Health: Feasibility Study Using Machine Learning to Predict Mental Health Risk From Active and Passive Smartphone Data

Balasundaram Kadirvelu   ^{1 *} , PhD ;   Teresa Bellido Bel   ^{2 *} , MD ;   Aglaia Freccero   ² , MSc ;   Martina Di Simplico   ² , PhD, MD ;   Dasha Nicholls   ² , MD ;   A Aldo Faisal   ^{1, 3} , PhD

¹ Brain & Behaviour Lab, Department of Computing and Department of Bioengineering, Imperial College London, London, United Kingdom

² Division of Psychiatry, Department of Brain Sciences, Imperial College London, London, England, United Kingdom

³ Chair in Digital Health & Data Science, Faculty of Life Sciences, University of Bayreuth, Bayreuth, Bavaria, Germany

*these authors contributed equally