# Determination the Levels of Subjective and Observer Rating of Drowsiness and Their Associations with Facial Dynamic Changes.

> Research article (PubMed, 2017) · cited 25× · AI/ML

**Wikidata**: [openalex:W2581603869](https://www.wikidata.org/wiki/openalex:W2581603869)  
**Source**: https://4ort.xyz/entity/determination-the-levels-of-subjective-and-observer-rating-of-drowsiness-and-their-associations-with-facial-dynamic-chan