# A Novel Hierarchical Situation Awareness Model for CBTC Using SVD Entropy and GRU With PRD Algorithms

> Research article (IEEE Access, 2021) · cited 11× · AI/ML

**Wikidata**: [openalex:W3200351775](https://www.wikidata.org/wiki/openalex:W3200351775)  
**Source**: https://4ort.xyz/entity/a-novel-hierarchical-situation-awareness-model-for-cbtc-using-svd-entropy-and-gru-with-prd-algorithms