# Hierarchical Reinforcement Learning for Relay Selection and Power Optimization in Two-Hop Cooperative Relay Network

> Research article (IEEE Transactions on Communications, 2021) · cited 47× · AI/ML

**Wikidata**: [openalex:W3205656755](https://www.wikidata.org/wiki/openalex:W3205656755)  
**Source**: https://4ort.xyz/entity/hierarchical-reinforcement-learning-for-relay-selection-and-power-optimization-in-two-hop-cooperative-relay-network