# An efficient image denoising method based on principal component analysis with learned patch groups

> Research article (Signal Image and Video Processing, 2019) · cited 26× · AI/ML

**Wikidata**: [openalex:W2944123939](https://www.wikidata.org/wiki/openalex:W2944123939)  
**Source**: https://4ort.xyz/entity/an-efficient-image-denoising-method-based-on-principal-component-analysis-with-learned-patch-groups