Towards Ambient Intelligence System for Good Sleep By Sound Adjusted to Heartbeat and Respiration. - Keiki Takadama; Yusuke Tajima; Tomohiro Harada; Atsushi Ishihara; Morito Morishima (AAAI Spring Symposia, 2015)

Real-Time Sleep Stage Estimation from Biological Data with Trigonometric Function Regression Model. - Tomohiro Harada; Fumito Uwano; Takahiro Komine; Yusuke Tajima; Takahiro Kawashima; Morito Morishima; Keiki Takadama (AAAI Spring Symposia, 2016)

Effects on Sleep by "Cradle Sound" Adjusted to Heartbeat and Respiration. - Morito Morishima; Yusuke Sugino; Yuki Ueya; Hiroshi Kadotani; Keiki Takadama (AAAI Spring Symposia, 2016)

Improving Accuracy of Real-Time Sleep Stage Estimation by Considering Personal Sleep Feature and Rapid Change of Sleep Behavior. - Tomohiro Harada; Takahiro Kawashima; Morito Morishima; Keiki Takadama (AAAI Spring Symposia, 2017)