# Secure and Reliable Downlink Transmission for Energy-Efficient User-Centric Ultra-Dense Networks: An Accelerated DRL Approach

> Research article (IEEE Transactions on Vehicular Technology, 2021) · cited 11× · AI/ML

**Wikidata**: [openalex:W3206254121](https://www.wikidata.org/wiki/openalex:W3206254121)  
**Source**: https://4ort.xyz/entity/secure-and-reliable-downlink-transmission-for-energy-efficient-user-centric-ultra-dense-networks-an-accelerated-drl-appr