# Risk Assessment System Based on Fuzzy Composite Evaluation and a Backpropagation Neural Network for a Shield Tunnel Crossing under a River

> Research article (Advances in Civil Engineering, 2020) · cited 21× · AI/ML

**Wikidata**: [openalex:W3100141898](https://www.wikidata.org/wiki/openalex:W3100141898)  
**Source**: https://4ort.xyz/entity/risk-assessment-system-based-on-fuzzy-composite-evaluation-and-a-backpropagation-neural-network-for-a-shield-tunnel-cros