# Discriminative feature learning‐based pixel difference representation for facial expression recognition

> Research article (IET Computer Vision, 2017) · cited 21× · AI/ML

**Wikidata**: [openalex:W2743439846](https://www.wikidata.org/wiki/openalex:W2743439846)  
**Source**: https://4ort.xyz/entity/discriminative-feature-learningbased-pixel-difference-representation-for-facial-expression-recognition