Table 4 Average total rate gap as a function of the number of RT users
From: Dual-based bounds for resource allocation in zero-forcing beamforming OFDMA-SDMA systems
Method | Number of RT users | ||||||
|---|---|---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | 6 | 7 | |
Total rate gap against the upper bound (%) | |||||||
Dual feas. | 0.16 | 0.61 | 2.09 | 2.41 | 3.52 | 3.20 | 3.43 |
Weight mod. | 3.5 | 3.5 | 6.52 | 13.86 | 22.71 | - | - |