# Pyramid multi-level features for facial demographic estimation

> Research article (Expert Systems with Applications, 2017) · cited 47× · AI/ML

**Wikidata**: [openalex:W2599197737](https://www.wikidata.org/wiki/openalex:W2599197737)  
**Source**: https://4ort.xyz/entity/pyramid-multi-level-features-for-facial-demographic-estimation