# Adaptive notch-filtration to effectively recover photoplethysmographic signals during physical activity

> Research article (Biomedical Signal Processing and Control, 2021) · cited 15× · AI/ML

**Wikidata**: [openalex:W3214448957](https://www.wikidata.org/wiki/openalex:W3214448957)  
**Source**: https://4ort.xyz/entity/adaptive-notch-filtration-to-effectively-recover-photoplethysmographic-signals-during-physical-activity