# A novel natural image noise level estimation based on flat patches and local statistics

> Research article (Multimedia Tools and Applications, 2019) · cited 20× · AI/ML

**Wikidata**: [openalex:W2911009211](https://www.wikidata.org/wiki/openalex:W2911009211)  
**Source**: https://4ort.xyz/entity/a-novel-natural-image-noise-level-estimation-based-on-flat-patches-and-local-statistics