# SPECMAR: fast heart rate estimation from PPG signal using a modified spectral subtraction scheme with composite motion artifacts reference generation

> Research article (Medical & Biological Engineering & Computing, 2018) · cited 30× · AI/ML

**Wikidata**: [openalex:W2896241485](https://www.wikidata.org/wiki/openalex:W2896241485)  
**Source**: https://4ort.xyz/entity/specmar-fast-heart-rate-estimation-from-ppg-signal-using-a-modified-spectral-subtraction-scheme-with-composite-motion-ar