# Automatic Recognition of Highway Tunnel Defects Based on an Improved U-Net Model

> Research article (IEEE Sensors Journal, 2019) · cited 43× · AI/ML

**Wikidata**: [openalex:W2967601546](https://www.wikidata.org/wiki/openalex:W2967601546)  
**Source**: https://4ort.xyz/entity/automatic-recognition-of-highway-tunnel-defects-based-on-an-improved-u-net-model