Fourier Transform Analysis of GPS-Derived Mobility Patterns for Diagnosis and Mood Monitoring of Bipolar and Major Depressive Disorders: Prospective Study

Ting-Yi Lee   ¹ , MEd ;   Ching-Hsuan Chen   ^{1, 2} , MSc, MD ;   Chih-Min Liu   ³ , MD, PhD ;   I-Ming Chen   ³ , MD, PhD ;   Hsi-Chung Chen   ^{3, 4, 5} , MD, PhD ;   Shu-I Wu   ^{6, 7} , MD, PhD ;   Chuhsing Kate Hsiao   ^{1, 8} , PhD ;   Po-Hsiu Kuo   ^{1, 3, 9, 10} , PhD

¹ Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan

² Department of Obstetrics and Gynecology, Taipei City Hospital Heping Fuyou Branch, Taipei, Taiwan

³ Department of Psychiatry, National Taiwan University Hospital, Taipei, Taiwan

⁴ Department of Psychiatry, Center of Sleep Disorders, National Taiwan University Hospital, Taipei, Taiwan

⁵ College of Medicine, National Taiwan University, Taipei, Taiwan

⁶ Department of Psychiatry, Mackay Memorial Hospital, Taipei, Taiwan

⁷ Department of Medicine, MacKay Medical College, New Taipei City, Taiwan

⁸ Institute of Health Data Analytics and Statistics, College of Public Health, National Taiwan University, Taipei, Taiwan

⁹ Department of Public Health, College of Public Health, National Taiwan University, Taipei, Taiwan

¹⁰ Psychiatric Research Center, Wan Fang Hospital, Taipei, Taiwan