# A Class of Nonconvex Penalties Preserving Overall Convexity in Optimization-Based Mean Filtering

> Research article (IEEE Transactions on Signal Processing, 2016) · cited 37× · AI/ML

**Wikidata**: [openalex:W2344441077](https://www.wikidata.org/wiki/openalex:W2344441077)  
**Source**: https://4ort.xyz/entity/a-class-of-nonconvex-penalties-preserving-overall-convexity-in-optimization-based-mean-filtering