# A Robust Facial Expression Recognition Algorithm Based on Multi-Rate Feature Fusion Scheme

> Research article (Sensors, 2021) · cited 55× · AI/ML

**Wikidata**: [openalex:W3206464924](https://www.wikidata.org/wiki/openalex:W3206464924)  
**Source**: https://4ort.xyz/entity/a-robust-facial-expression-recognition-algorithm-based-on-multi-rate-feature-fusion-scheme