# Joint Optimization of Phase Shift Matrices and Trajectory for AF Relay-Based Cooperation Communication With RIS-Enabled UAV System

> Research article (IEEE Systems Journal, 2023) · cited 13× · AI/ML

**Wikidata**: [openalex:W4366966686](https://www.wikidata.org/wiki/openalex:W4366966686)  
**Source**: https://4ort.xyz/entity/joint-optimization-of-phase-shift-matrices-and-trajectory-for-af-relay-based-cooperation-communication-with-ris-enabled-