Citation

Ishida K, Ito A, Kimura T. Trans. Soc. Automot. Eng. Jpn. 2008; 39(3): 3_251-3_256.

Copyright

(Copyright © 2008, Society of Automotive Engineers of Japan)

DOI

10.11351/jsaeronbun.39.3_251

PMID

unavailable

Abstract

We researched feature factors of sleepiness expression to do observational analysis about some driver's facial images during a monotonous driving task. It was found that not only eyes condition" which was generally investigated but also "cheeks and oris relaxation" "eyebrows raising", "head slant" and "oris movement" were selected as the factors.

Language: ja

Keywords

Driver Behavior; Facial Expression; Preventive Safety; safety; Sleepiness