# Coherence between Decomposed Components of Wrist and Finger PPG Signals by Imputing Missing Features and Resolving Ambiguous Features

> Research article (Sensors, 2021) · cited 19× · AI/ML

**Wikidata**: [openalex:W3174199751](https://www.wikidata.org/wiki/openalex:W3174199751)  
**Source**: https://4ort.xyz/entity/coherence-between-decomposed-components-of-wrist-and-finger-ppg-signals-by-imputing-missing-features-and-resolving-ambig