# An EEG based hierarchical classification strategy to differentiate five intensities of pain

> Research article (Expert Systems with Applications, 2021) · cited 20× · AI/ML

**Wikidata**: [openalex:W3155431849](https://www.wikidata.org/wiki/openalex:W3155431849)  
**Source**: https://4ort.xyz/entity/an-eeg-based-hierarchical-classification-strategy-to-differentiate-five-intensities-of-pain