| 加噪 | 方案一识别率/% | 方案二识别率/% | 方案三识别率/% | 方案四识别率/% |
| 0 | 80.0 | 77.0 | 80.5 | 86.5 |
| 0.01 | 77.5 | 78.5 | 81.5 | 85.0 |
| 0.02 | 76.0 | 80.0 | 81.0 | 87.5 |
| 0.03 | 75.5 | 80.5 | 81.5 | 87.0 |
| 0.04 | 74.5 | 80.0 | 84.0 | 90.0 |
| 0.05 | 70.5 | 79.5 | 81.0 | 90.0 |
| 0.06 | 70.0 | 80 | 82.0 | 88.5 |
| 0.07 | 63.5 | 81.5 | 83.5 | 83.5 |
| 0.08 | 58.0 | 80 | 83.0 | 87.5 |
| 0.09 | 51.5 | 82.5 | 83.5 | 90.0 |
| 0.1 | 45.0 | 81.0 | 84.0 | 87.5 |