# Robust PCA via non-convex half-quadratic regularization

> Research article (Signal Processing, 2022) · cited 15× · AI/ML

**Wikidata**: [openalex:W4307054432](https://www.wikidata.org/wiki/openalex:W4307054432)  
**Source**: https://4ort.xyz/entity/robust-pca-via-non-convex-half-quadratic-regularization