# Image Outlier Detection and Feature Extraction via L1-Norm-Based 2D Probabilistic PCA

> Research article (IEEE Transactions on Image Processing, 2015) · cited 62× · AI/ML

**Wikidata**: [openalex:W1664859298](https://www.wikidata.org/wiki/openalex:W1664859298)  
**Source**: https://4ort.xyz/entity/image-outlier-detection-and-feature-extraction-via-l1-norm-based-2d-probabilistic-pca