# Defect Detection Improvement of Digitised Radiographs by Principal Component Analysis with Local Pixel Grouping

> Research article (Journal of Nondestructive Evaluation, 2015) · cited 10× · AI/ML

**Wikidata**: [openalex:W1893349180](https://www.wikidata.org/wiki/openalex:W1893349180)  
**Source**: https://4ort.xyz/entity/defect-detection-improvement-of-digitised-radiographs-by-principal-component-analysis-with-local-pixel-grouping