Table 1 The running time of three schemes (unit, second)
From: Secure beamforming design for the UAV-enabled transmission over NOMA networks
K | 3 | 4 | 5 | 6 | 7 | 8 |
Optimal | 7.6973 | 8.0412 | 8.4395 | 8.7480 | 9.0384 | 9.6459 |
ZF | 0.3100 | 0.3195 | 0.3280 | 0.3367 | 0.3386 | 0.3810 |
MRT | 0.0310 | 0.0076 | 0.0101 | 0.0120 | 0.0871 | 0.0901 |