# Structured and Unstructured Outlier Identification for Robust PCA: A Fast Parameter Free Algorithm

> Research article (IEEE Transactions on Signal Processing, 2019) · cited 25× · AI/ML

**Wikidata**: [openalex:W2890388200](https://www.wikidata.org/wiki/openalex:W2890388200)  
**Source**: https://4ort.xyz/entity/structured-and-unstructured-outlier-identification-for-robust-pca-a-fast-parameter-free-algorithm