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Table 10 Complexities of three SLNR precoding approaches with M=64,L=G=4, and K=20

From: A low-complexity 3D massive MIMO scheme jointly using statistical and instantaneous CSIT

N 8 12 16 20 24
C a (FLOPs) 1.46×107 3.35×107 6.09×107 9.73×107 1.43×108
C p (FLOPs) 9.42×106 2.10×107 4.03×107 6.42×107 9.35×107
C i (FLOPs) 2.12×106 5.50×106 1.05×107 1.89×107 2.96×107