# Tri-directional gradient operators for hexagonal image processing

> Research article (Journal of Visual Communication and Image Representation, 2016) · cited 14× · AI/ML

**Wikidata**: [openalex:W2331352041](https://www.wikidata.org/wiki/openalex:W2331352041)  
**Source**: https://4ort.xyz/entity/tri-directional-gradient-operators-for-hexagonal-image-processing