# Histograms of oriented gradients for automatic detection of defective regions in thermograms

> Research article (Applied Optics, 2019) · cited 18× · AI/ML

**Wikidata**: [openalex:W2942926862](https://www.wikidata.org/wiki/openalex:W2942926862)  
**Source**: https://4ort.xyz/entity/histograms-of-oriented-gradients-for-automatic-detection-of-defective-regions-in-thermograms