Table 1: Mean and variance of the distribution of the number of the visiting branches for each layer under SD ordering and FSD ordering at SNR = 10 dB in 4 × 4 MIMO 16-QAM System.

Layer SD ordering FSD ordering
Mean Variance Mean Variance

4 2.875270419 6.793185738 4.744884884 13.61550639
3 2.096801078 3.001800963 1.627991568 1.339530374
2 1.621236302 1.412882193 1.406256828 0.75118707
1 1.283783145 0.648927997 1.20332918 0.384272589