# CSO Classifier 3.0: a scalable unsupervised method for classifying documents in terms of research topics

> Research article (International Journal on Digital Libraries, 2021) · cited 26× · AI/ML

**Wikidata**: [openalex:W3183543547](https://www.wikidata.org/wiki/openalex:W3183543547)  
**Source**: https://4ort.xyz/entity/cso-classifier-3-0-a-scalable-unsupervised-method-for-classifying-documents-in-terms-of-research-topics