# Contrastive Hierarchy Theory and the Nature of Features

> Research article (2018) · cited 22× · AI/ML

**Wikidata**: [openalex:W2782510182](https://www.wikidata.org/wiki/openalex:W2782510182)  
**Source**: https://4ort.xyz/entity/contrastive-hierarchy-theory-and-the-nature-of-features