# Circle-like foreign element detection in chest x-rays using normalized cross-correlation and unsupervised clustering

> Research article (Medical Imaging 2018: Image Processing, 2018) · cited 14× · AI/ML

**Wikidata**: [openalex:W2793430353](https://www.wikidata.org/wiki/openalex:W2793430353)  
**Source**: https://4ort.xyz/entity/circle-like-foreign-element-detection-in-chest-x-rays-using-normalized-cross-correlation-and-unsupervised-clustering