# RhythmFormer: Extracting patterned rPPG signals based on periodic sparse attention

> Research article (Pattern Recognition, 2025) · cited 24× · AI/ML

**Wikidata**: [openalex:W4408148358](https://www.wikidata.org/wiki/openalex:W4408148358)  
**Source**: https://4ort.xyz/entity/rhythmformer-extracting-patterned-rppg-signals-based-on-periodic-sparse-attention