Understanding Morning Emotions by Analyzing Daily Wake-Up Alarm Usage: Longitudinal Observational Study

Kyue Taek Oh   ^{1 *} , PhD ;   Jisu Ko   ^{2 *} , MS ;   Nayoung ­Jin   ² , BS ;   Sangbin Han   ³ , MD ;   Chan Yul Yoon   ⁴ , BBA ;   Jaemyung Shin   ⁴ , MS ;   Minsam Ko   ¹ , PhD

¹ Department of Human-Computer Interaction, University of Hanyang, Ansan, Gyeonggi-do, Korea, Republic of

² Department of Applied Artificial Intelligence, University of Hanyang, Ansan, Korea, Republic of

³ Seoul Asan Medical Center, Seoul, Korea, Republic of

⁴ Delightroom, Seoul, Korea, Republic of

*these authors contributed equally