# A new structure-preserving quaternion QR decomposition method for color image blind watermarking

> Research article (Signal Processing, 2021) · cited 78× · AI/ML

**Wikidata**: [openalex:W3136981602](https://www.wikidata.org/wiki/openalex:W3136981602)  
**Source**: https://4ort.xyz/entity/a-new-structure-preserving-quaternion-qr-decomposition-method-for-color-image-blind-watermarking