# Attention based spatio-temporal graph convolutional network with focal loss for crash risk evaluation on urban road traffic network based on multi-source risks

> Research article (Accident Analysis & Prevention, 2023) · cited 32× · AI/ML

**Wikidata**: [openalex:W4385976788](https://www.wikidata.org/wiki/openalex:W4385976788)  
**Source**: https://4ort.xyz/entity/attention-based-spatio-temporal-graph-convolutional-network-with-focal-loss-for-crash-risk-evaluation-on-urban-road-traf