# Image Classification Based on Sparse Representation in the Quaternion Wavelet Domain

> Research article (IEEE Access, 2022) · cited 11× · AI/ML

**Wikidata**: [openalex:W4225896796](https://www.wikidata.org/wiki/openalex:W4225896796)  
**Source**: https://4ort.xyz/entity/image-classification-based-on-sparse-representation-in-the-quaternion-wavelet-domain