# Multi-Agent DRL-Based RIS-Assisted Spectrum Sensing in Cognitive Satellite–Terrestrial Networks

> Research article (IEEE Wireless Communications Letters, 2023) · cited 18× · AI/ML

**Wikidata**: [openalex:W4386702719](https://www.wikidata.org/wiki/openalex:W4386702719)  
**Source**: https://4ort.xyz/entity/multi-agent-drl-based-ris-assisted-spectrum-sensing-in-cognitive-satelliteterrestrial-networks