# Improved Sobel algorithm for defect detection of rail surfaces with enhanced efficiency and accuracy

> Research article (Journal of Central South University, 2016) · cited 91× · AI/ML

**Wikidata**: [openalex:W2560172284](https://www.wikidata.org/wiki/openalex:W2560172284)  
**Source**: https://4ort.xyz/entity/improved-sobel-algorithm-for-defect-detection-of-rail-surfaces-with-enhanced-efficiency-and-accuracy