# O-RAN-Based Digital Twin Function Virtualization for Sustainable IoV Service Response: An Asynchronous Hierarchical Reinforcement Learning Approach

> Research article (IEEE Transactions on Green Communications and Networking, 2024) · cited 14× · AI/ML

**Wikidata**: [openalex:W4401070172](https://www.wikidata.org/wiki/openalex:W4401070172)  
**Source**: https://4ort.xyz/entity/o-ran-based-digital-twin-function-virtualization-for-sustainable-iov-service-response-an-asynchronous-hierarchical-reinf