# Joint diagonalization for a pair of Hermitian quaternion matrices and applications to color face recognition

> Research article (Signal Processing, 2022) · cited 24× · AI/ML

**Wikidata**: [openalex:W4220955184](https://www.wikidata.org/wiki/openalex:W4220955184)  
**Source**: https://4ort.xyz/entity/joint-diagonalization-for-a-pair-of-hermitian-quaternion-matrices-and-applications-to-color-face-recognition