# PI-STGnet: Physics-integrated spatiotemporal graph neural network with fundamental diagram learner for highway traffic flow prediction

> Research article (Expert Systems with Applications, 2024) · cited 32× · AI/ML

**Wikidata**: [openalex:W4401732334](https://www.wikidata.org/wiki/openalex:W4401732334)  
**Source**: https://4ort.xyz/entity/pi-stgnet-physics-integrated-spatiotemporal-graph-neural-network-with-fundamental-diagram-learner-for-highway-traffic-fl