# PTZ Camera-Based Image Processing for Automatic Crack Size Measurement in Expressways

> Research article (IEEE Sensors Journal, 2021) · cited 15× · AI/ML

**Wikidata**: [openalex:W3200353526](https://www.wikidata.org/wiki/openalex:W3200353526)  
**Source**: https://4ort.xyz/entity/ptz-camera-based-image-processing-for-automatic-crack-size-measurement-in-expressways