# Single- and two-person action recognition based on silhouette shape and optical point descriptors

> Research article (Signal Image and Video Processing, 2018) · cited 17× · AI/ML

**Wikidata**: [openalex:W2781699774](https://www.wikidata.org/wiki/openalex:W2781699774)  
**Source**: https://4ort.xyz/entity/single-and-two-person-action-recognition-based-on-silhouette-shape-and-optical-point-descriptors