# AU-Expression Knowledge Constrained Representation Learning for Facial Expression Recognition

> Research article (2021 IEEE International Conference on Robotics and Automation (ICRA), 2021) · cited 24× · AI/ML

**Wikidata**: [openalex:W3206041168](https://www.wikidata.org/wiki/openalex:W3206041168)  
**Source**: https://4ort.xyz/entity/au-expression-knowledge-constrained-representation-learning-for-facial-expression-recognition