# A Perceptual-Based Robust Measure of Image Focus

> Research article (IEEE Signal Processing Letters, 2022) · cited 11× · AI/ML

**Wikidata**: [openalex:W4313887036](https://www.wikidata.org/wiki/openalex:W4313887036)  
**Source**: https://4ort.xyz/entity/a-perceptual-based-robust-measure-of-image-focus