Improving Sleep Stage Estimation Accuracy by Circadian Rhythm Extracted from a Low Frequency Component of Heart Rate. - Akari Tobaru; Fumito Uwano; Takuya Iwase; Kazuma Matsumoto; Ryo Takano; Yusuke Tajima; Yuta Umenai; Keiki Takadama (AAAI Spring Symposia, 2018)

WAKE Detection During Sleep using Random Forest for Apnea Syndrome Patients. - Iko Nakari; Yusuke Tajima; Akari Tobaru; Keiki Takadama (AAAI Spring Symposium: Interpretable AI for Well-being, 2019)

Sleep Stage Estimation Through Mattress Sensor. - Ryo Takano; Akari Tobaru; Iko Nakari; Keiki Takadama (AAAI Spring Symposium: Interpretable AI for Well-being, 2019)

Sleep Stage Estimation using Heart Rate Variability divided by Sleep Cycle with Relative Evaluation. - Akari Tobaru; Yusuke Tajima; Keiki Takadama (AAAI Spring Symposium: Interpretable AI for Well-being, 2019)