Figure 10From: DF-based sum-rate optimization for multicarrier multiple access relay channel‘Algorithm IP’ vs Exhaustive search. Numerical values are K=4, 10 log(P/N)=20 dB, \(\sigma ^{2}_{\text {ar}}=\sigma ^{2}_{\text {br}}=\sigma ^{2}_{\text {rd}}=20\) dB, and \(\sigma ^{2}_{\text {ad}}=\sigma ^{2}_{\text {bd}}=20\) dB.Back to article page