# A novel method for dry density forecasting of high-speed railway graded aggregate fillers based on the PSO-ANN model

> Research article (Results in Engineering, 2023) · cited 19× · AI/ML

**Wikidata**: [openalex:W4385988358](https://www.wikidata.org/wiki/openalex:W4385988358)  
**Source**: https://4ort.xyz/entity/a-novel-method-for-dry-density-forecasting-of-high-speed-railway-graded-aggregate-fillers-based-on-the-pso-ann-model