# A new descriptor of gradients Self-Similarity for smile detection in unconstrained scenarios

> Research article (Neurocomputing, 2015) · cited 25× · AI/ML

**Wikidata**: [openalex:W2185532022](https://www.wikidata.org/wiki/openalex:W2185532022)  
**Source**: https://4ort.xyz/entity/a-new-descriptor-of-gradients-self-similarity-for-smile-detection-in-unconstrained-scenarios