# Survey on Facial Expression Recognition: History, Applications, and Challenges

> Research article (IEEE Multimedia, 2021) · cited 22× · AI/ML

**Wikidata**: [openalex:W3197634753](https://www.wikidata.org/wiki/openalex:W3197634753)  
**Source**: https://4ort.xyz/entity/survey-on-facial-expression-recognition-history-applications-and-challenges