Article ID Journal Published Year Pages File Type
4971930 Applied Ergonomics 2017 11 Pages PDF
Abstract
Variation of the height of palpebral fissure of two objects. The research mainly focuses on the non-contact visual image method, which could monitor the degree of fatigue of fixed positions staff. There are four indicators to be considered for the determination indicators of fatigue: eye closure time, percentage of eyelid closure (PERCLOS) value, frequency and number of blinks. And the calculation of height of palpebral fissure is the basis for judging the eye closure time and PERCLOS. This figure shows the calculated results of heights of palpebral fissure of two objects, which are counted through a total of 1800 frame images that are decomposed from the video of 1 min in fatigue state.230
Related Topics
Physical Sciences and Engineering Computer Science Human-Computer Interaction
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