# Face recognition under illumination variations based on eight local directional patterns

> Research article (IET Biometrics, 2015) · cited 28× · AI/ML

**Wikidata**: [openalex:W2085236738](https://www.wikidata.org/wiki/openalex:W2085236738)  
**Source**: https://4ort.xyz/entity/face-recognition-under-illumination-variations-based-on-eight-local-directional-patterns