Table 3 Average total rate gap as a function of RT user large-scale channel attenuation
From: Dual-based bounds for resource allocation in zero-forcing beamforming OFDMA-SDMA systems
Method | RT user attenuation (dB) | ||
|---|---|---|---|
0 | 5 | 10 | |
Total rate gap against the upper bound (%) | |||
Dual-based feas. | 0.16 | 0.70 | 0.82 |
Weight mod. | 9.53 | 32.95 | 52.35 |