| LMS | LMF | ||
| 工况1 (SNR = −∞dB) | 步长 | 0.01 | 0.006 |
| 稳定所需迭代次数 | 150 | 100 | |
| 稳定所需时长/s | 0.26 | 0.18 | |
| 稳定后MSE方差 | 1.45 × 10−12 | 4.64 × 10−9 | |
| 传递函数误差 | 0.01% | 0.61% | |
| 工况2 (SNR = 20 dB) | 步长 | 8 × 10−5 | 8 × 10−7 |
| 稳定所需迭代次数 | 10000 | 6000 | |
| 稳定所需时长/s | 26.64 | 16.16 | |
| 稳定后MSE方差 | 1.96 × 10−7 | 1.89 × 10−7 | |
| 传递函数误差 | 7.04% | 6.89% | |
| 工况3 (SNR = 17 dB) | 步长 | 8 × 10−5 | 8 × 10−7 |
| 稳定所需迭代次数 | 无法收敛 | 8000 | |
| 稳定所需时长/s | 无法收敛 | 20.79 | |
| 稳定后MSE方差 | 无法收敛 | 5.62122 × 10−8 | |
| 传递函数误差 | 无法收敛 | 7.00% | |
| 工况4 (SNR < 1 dB) | 步长 | 0.005 | 0.001 |
| 稳定所需迭代次数 | 200 | 200 | |
| 稳定所需时长/s | 0.60 | 0.55 | |
| 稳定后MSE方差 | 8.57 × 10−7 | 7.68 × 10−9 | |
| 传递函数误差 | 3.61% | 0.30% |