# Defects detection of gas pipeline near the welds based on self quotient image and discrete cosine transform

> Research article (Russian Journal of Nondestructive Testing, 2016) · cited 21× · AI/ML

**Wikidata**: [openalex:W2409422473](https://www.wikidata.org/wiki/openalex:W2409422473)  
**Source**: https://4ort.xyz/entity/defects-detection-of-gas-pipeline-near-the-welds-based-on-self-quotient-image-and-discrete-cosine-transform