# Hierarchical Text Classification Optimization via Structural Entropy and Singular Smoothing

> Research article (IEEE Transactions on Knowledge and Data Engineering, 2025) · cited 11× · AI/ML

**Wikidata**: [openalex:W4411336807](https://www.wikidata.org/wiki/openalex:W4411336807)  
**Source**: https://4ort.xyz/entity/hierarchical-text-classification-optimization-via-structural-entropy-and-singular-smoothing