# Four-class emotion classification in virtual reality using pupillometry

> Research article (Journal Of Big Data, 2020) · cited 44× · AI/ML

**Wikidata**: [openalex:W3038631423](https://www.wikidata.org/wiki/openalex:W3038631423)  
**Source**: https://4ort.xyz/entity/four-class-emotion-classification-in-virtual-reality-using-pupillometry