# Joint Event Extraction with Hierarchical Policy Network

> Research article (Proceedings of the 28th International Conference on Computational Linguistics, 2020) · cited 15× · AI/ML

**Wikidata**: [openalex:W3114598110](https://www.wikidata.org/wiki/openalex:W3114598110)  
**Source**: https://4ort.xyz/entity/joint-event-extraction-with-hierarchical-policy-network