# Energy-Efficient Joint AP Selection and Power Control in Cell-Free Massive MIMO Systems: A Hybrid Action Space-DRL Approach

> Research article (IEEE Communications Letters, 2024) · cited 12× · AI/ML

**Wikidata**: [openalex:W4400409856](https://www.wikidata.org/wiki/openalex:W4400409856)  
**Source**: https://4ort.xyz/entity/energy-efficient-joint-ap-selection-and-power-control-in-cell-free-massive-mimo-systems-a-hybrid-action-space-drl-approa