# Visualizing and Characterizing the Evolution of Class Hierarchies

> Research article (http://iamwww.unibe.ch/~lanza/Publications/../Downloads/Girb04a.pdf, 2017) · cited 13× · AI/ML

**Wikidata**: [openalex:W1257224071](https://www.wikidata.org/wiki/openalex:W1257224071)  
**Source**: https://4ort.xyz/entity/visualizing-and-characterizing-the-evolution-of-class-hierarchies