# PPG-Based Systolic Blood Pressure Estimation Method Using PLS and Level-Crossing Feature

> Research article (Applied Sciences, 2019) · cited 47× · AI/ML

**Wikidata**: [openalex:W2909036020](https://www.wikidata.org/wiki/openalex:W2909036020)  
**Source**: https://4ort.xyz/entity/ppg-based-systolic-blood-pressure-estimation-method-using-pls-and-level-crossing-feature