# Illumination invariant single face image recognition under heterogeneous lighting condition

> Research article (Pattern Recognition, 2017) · cited 34× · AI/ML

**Wikidata**: [openalex:W2570968423](https://www.wikidata.org/wiki/openalex:W2570968423)  
**Source**: https://4ort.xyz/entity/illumination-invariant-single-face-image-recognition-under-heterogeneous-lighting-condition