# An Automatic Sleep Stage Classification Algorithm Using Improved Model Based Essence Features

> Research article (Sensors, 2020) · cited 38× · AI/ML

**Wikidata**: [openalex:W3049961784](https://www.wikidata.org/wiki/openalex:W3049961784)  
**Source**: https://4ort.xyz/entity/an-automatic-sleep-stage-classification-algorithm-using-improved-model-based-essence-features