# Facial Expression Recognition Using Stationary Wavelet Transform Features

> Research article (Mathematical Problems in Engineering, 2017) · cited 90× · AI/ML

**Wikidata**: [openalex:W2576433170](https://www.wikidata.org/wiki/openalex:W2576433170)  
**Source**: https://4ort.xyz/entity/facial-expression-recognition-using-stationary-wavelet-transform-features