# Sparsity-based inverse halftoning via semi-coupled multi-dictionary learning and structural clustering

> Research article (Engineering Applications of Artificial Intelligence, 2018) · cited 23× · AI/ML

**Wikidata**: [openalex:W2794618433](https://www.wikidata.org/wiki/openalex:W2794618433)  
**Source**: https://4ort.xyz/entity/sparsity-based-inverse-halftoning-via-semi-coupled-multi-dictionary-learning-and-structural-clustering