# Joint sparse matrix regression and nonnegative spectral analysis for two-dimensional unsupervised feature selection

> Research article (Pattern Recognition, 2019) · cited 36× · AI/ML

**Wikidata**: [openalex:W2910587455](https://www.wikidata.org/wiki/openalex:W2910587455)  
**Source**: https://4ort.xyz/entity/joint-sparse-matrix-regression-and-nonnegative-spectral-analysis-for-two-dimensional-unsupervised-feature-selection