# Distantly-Supervised Long-Tailed Relation Extraction Using Constraint Graphs

> Research article (IEEE Transactions on Knowledge and Data Engineering, 2022) · cited 31× · AI/ML

**Wikidata**: [openalex:W3165168781](https://www.wikidata.org/wiki/openalex:W3165168781)  
**Source**: https://4ort.xyz/entity/distantly-supervised-long-tailed-relation-extraction-using-constraint-graphs