Figure 7
From: Exact Symbol Error Probability of Cross-QAM in AWGN and Fading Channels

SNR gain of cross-QAM over rectangular QAM. AWGN ChannelsRayleigh Channels
From: Exact Symbol Error Probability of Cross-QAM in AWGN and Fading Channels
SNR gain of cross-QAM over rectangular QAM. AWGN ChannelsRayleigh Channels