# Keypoint-driven line drawing vectorization via PolyVector flow

> Research article (ACM Transactions on Graphics, 2021) · cited 24× · AI/ML

**Wikidata**: [openalex:W3215295353](https://www.wikidata.org/wiki/openalex:W3215295353)  
**Source**: https://4ort.xyz/entity/keypoint-driven-line-drawing-vectorization-via-polyvector-flow