# Edge sparsity criterion for robust holographic autofocusing

> Research article (Optics Letters, 2017) · cited 178× · AI/ML

**Wikidata**: [openalex:W2760619301](https://www.wikidata.org/wiki/openalex:W2760619301)  
**Source**: https://4ort.xyz/entity/edge-sparsity-criterion-for-robust-holographic-autofocusing