# Improving preprocessing in reversible data hiding based on contrast enhancement

> Research article (Journal of King Saud University - Computer and Information Sciences, 2021) · cited 20× · AI/ML

**Wikidata**: [openalex:W3165366049](https://www.wikidata.org/wiki/openalex:W3165366049)  
**Source**: https://4ort.xyz/entity/improving-preprocessing-in-reversible-data-hiding-based-on-contrast-enhancement