# Security for eHealth system: data hiding in AMBTC compressed images via gradient-based coding

> Research article (Complex & Intelligent Systems, 2021) · cited 11× · AI/ML

**Wikidata**: [openalex:W3160491653](https://www.wikidata.org/wiki/openalex:W3160491653)  
**Source**: https://4ort.xyz/entity/security-for-ehealth-system-data-hiding-in-ambtc-compressed-images-via-gradient-based-coding