# Unsupervised heart-rate estimation in wearables with Liquid states and a probabilistic readout

> Research article (Neural Networks, 2018) · cited 89× · AI/ML

**Wikidata**: [openalex:W2749445606](https://www.wikidata.org/wiki/openalex:W2749445606)  
**Source**: https://4ort.xyz/entity/unsupervised-heart-rate-estimation-in-wearables-with-liquid-states-and-a-probabilistic-readout