# Contactless analysis of heart rate variability during cold pressor test using radar interferometry and bidirectional LSTM networks

> Research article (Scientific Reports, 2021) · cited 48× · AI/ML

**Wikidata**: [openalex:W3128216532](https://www.wikidata.org/wiki/openalex:W3128216532)  
**Source**: https://4ort.xyz/entity/contactless-analysis-of-heart-rate-variability-during-cold-pressor-test-using-radar-interferometry-and-bidirectional-lst