From: Non-orthogonal multiple access in full-duplex-based coordinated direct and relay transmission (CDRT) system: performance analysis and optimization
β
0.1
0.2
0.3
0.4
0.5
0.6
\(a_{1}^{*}\) (FDR)
0.295
0.33
0.36
0.384
0.409
0.429