Gradually ascending sound with accelerating automatic driving vehicle might change passengers' tension or anxiety: analysis of biometrical index. - Akitoshi Tomita; Etsuko T. Harada; Kozue Miyashiro; Satoshi Ando; Maito Ohmori; Hiroaki Yano (CogSci, 2017)

On-time Measurement of Subjective Anxiety of a Passenger in an Autonomous Vehicle: Gradually Changing Sounds Decreases Anxiety of Passenger. - Akitoshi Tomita; Etsuko T. Harada; Satoshi Ando; Kozue Miyashiro; Maito Ohmori; Hiroaki Yano (HCI (5), 2017)