# Defect Detection of Industrial Radiography Images of Ammonia Pipes by a Sparse Coding Model

> Research article (Journal of Nondestructive Evaluation, 2017) · cited 22× · AI/ML

**Wikidata**: [openalex:W2773252725](https://www.wikidata.org/wiki/openalex:W2773252725)  
**Source**: https://4ort.xyz/entity/defect-detection-of-industrial-radiography-images-of-ammonia-pipes-by-a-sparse-coding-model