# A Powerful Zero-Watermarking Algorithm for Copyright Protection of Color Images Based on Quaternion Radial Fractional Hahn Moments and Artificial Bee Colony Algorithm

> Research article (Circuits Systems and Signal Processing, 2023) · cited 14× · AI/ML

**Wikidata**: [openalex:W4367051717](https://www.wikidata.org/wiki/openalex:W4367051717)  
**Source**: https://4ort.xyz/entity/a-powerful-zero-watermarking-algorithm-for-copyright-protection-of-color-images-based-on-quaternion-radial-fractional-ha