# Sparse graphs with smoothness constraints: Application to dimensionality reduction and semi-supervised classification

> Research article (Pattern Recognition, 2019) · cited 22× · AI/ML

**Wikidata**: [openalex:W2955180871](https://www.wikidata.org/wiki/openalex:W2955180871)  
**Source**: https://4ort.xyz/entity/sparse-graphs-with-smoothness-constraints-application-to-dimensionality-reduction-and-semi-supervised-classification