| abstract |
[PROBLEMS] To quantitatively measure human sleepiness, fatigue, or stress. A high-speed camera 110 that captures an eye 201 of a measurement subject (human), a video acquisition unit 131 that acquires a video related to a moving image of the eye 201 captured by the high-speed camera 110, and video acquisition An open / close time calculation unit 133 that calculates the blinking opening / closing time of the eye 201 based on the video relating to the moving image of the eye 201 acquired by the unit 131, and the blinking opening / closing time of the eye 201 calculated by the opening / closing time calculation unit 133. And a measuring unit 135 that measures the degree of sleepiness, fatigue, or stress of the measurement subject (human). [Selection] Figure 2 |