# Structural decomposition of technological domain using patent co-classification and classification hierarchy

> Research article (Scientometrics, 2019) · cited 28× · AI/ML

**Wikidata**: [openalex:W2972445441](https://www.wikidata.org/wiki/openalex:W2972445441)  
**Source**: https://4ort.xyz/entity/structural-decomposition-of-technological-domain-using-patent-co-classification-and-classification-hierarchy