Development of sleep apnea syndrome screening algorithm by using heart rate variability analysis and support vector machine. - Chikao Nakayama; Koichi Fujiwara; Masahiro Matsuo; Manabu Kano; Hiroshi Kadotani (EMBC, 2015)

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)

Development of a Sleep Apnea Detection Algorithm Using Long Short-Term Memory and Heart Rate Variability. - Ayako Iwasaki; Chikao Nakayama; Koichi Fujiwara; Yukiyoshi Sumi; Masahiro Matsuo; Manabu Kano; Hiroshi Kadotani (EMBC, 2019)

Heart Rate Variability-Based Driver Drowsiness Detection and Its Validation With EEG. - Koichi Fujiwara; Erika Abe; Keisuke Kamata; Chikao Nakayama; Yoko Suzuki; Toshitaka Yamakawa; Toshihiro Hiraoka; Manabu Kano; Yukiyoshi Sumi; Fumi Masuda; Masahiro Matsuo; Hiroshi Kadotani (IEEE Trans. Biomed. Eng., 2019)

Medical checkup data analysis method based on LiNGAM and its application to nonalcoholic fatty liver disease. - Tsuyoshi Uchida; Koichi Fujiwara; Kenichi Nishioji; Masao Kobayashi; Manabu Kano; Yuya Seko; Kanji Yamaguchi; Yoshito Itoh; Hiroshi Kadotani (Artif. Intell. Medicine, 2022)

Heart rate variability-based Model for estimating the severity of orthostatic hypotension in patients with REM sleep behavior disorder. - Shota Saeda; Koichi Fujiwara; Yukiyoshi Sumi; Hiroshi Kadotani (EMBC, 2024)