Research Article
Robust Adaptive Beamforming Using a Low-Complexity Steering Vector Estimation and Covariance Matrix Reconstruction Algorithm
Table 1
Deviations from the optimal SINR for training data size of
and
dB.
| Beamformers | Deviations (dB) at SNR = 0 dB | Deviations (dB) at SNR = 30 dB |
| Proposed | 1.330 | 1.347 | LSMI | 12.277 | 57.511 | Worst-case-based | 3.139 | 21.768 | ESB | 2.949 | 45.948 | SQP | 3.755 | 43.308 | Reconstruction-based | 1.081 | 1.083 | Beamformer in [13] | 3.122 | 39.040 |
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