# Human Facial Expression Recognition Using Stepwise Linear Discriminant Analysis and Hidden Conditional Random Fields

> Research article (IEEE Transactions on Image Processing, 2015) · cited 179× · AI/ML

**Wikidata**: [openalex:W1995937139](https://www.wikidata.org/wiki/openalex:W1995937139)  
**Source**: https://4ort.xyz/entity/human-facial-expression-recognition-using-stepwise-linear-discriminant-analysis-and-hidden-conditional-random-fields