# Acceleration of autofocusing with improved edge extraction using structure tensor and Schatten norm

> Research article (Optics Express, 2020) · cited 27× · AI/ML

**Wikidata**: [openalex:W3020376746](https://www.wikidata.org/wiki/openalex:W3020376746)  
**Source**: https://4ort.xyz/entity/acceleration-of-autofocusing-with-improved-edge-extraction-using-structure-tensor-and-schatten-norm