Fig. 8From: Performance analysis of cognitive AF relay networks with multiuser switched diversity in Rayleigh fading channelsSymbol error probability vs number of users of cognitive AF relay network with MUSwiD user selection scheme for different values of \(\mathcal {I}_{\mathsf {p}}/N_{0}\) and Ω s , p =20, and Ω s , r =0.8, Ω r , p =0.6, Ω r,k =0.8 for k=1,…,8Back to article page