Table 3.
The average number of outliers detected and standard deviation (in parentheses) for the FP-ε-SVR and nu-SVR methods with different sample sizes and contaminations .
| θ | n | No.of Outliers | FP-ε-SVR | nu-SVR |
|---|---|---|---|---|
| 5% | 20 | 1 | 0.002 (0.04) | 1.46 (0.72) |
| 40 | 2 | 0.21 (0.41) | 2.63 (0.87) | |
| 100 | 5 | 3.42 (0.49) | 5.49 (0.76) | |
| 160 | 8 | 6.51 (0.49) | 8.34 (0.64) | |
| 10% | 20 | 2 | 0.02 (0.14) | 2.25 (0.53) |
| 40 | 4 | 1.69 (0.51) | 4.30 (0.60) | |
| 100 | 10 | 7.94 (0.29) | 10.20 (0.46) | |
| 160 | 16 | 13.97 (0.15) | 16.12 (0.37) | |
| 15% | 20 | 3 | 0.11 (0.32) | 3.12 (0.37) |
| 40 | 6 | 3.14 (0.49) | 6.09 (0.33) | |
| 100 | 15 | 12.22 (0.42) | 15.05 (0.23) | |
| 160 | 24 | 21.11 (0.32) | 24.03 (0.19) | |
| 20% | 20 | 4 | 0.38 (0.52) | 4.03 (0.19) |
| 40 | 8 | 4.64 (0.52) | 8.01 (0.12) | |
| 100 | 20 | 16.70 (0.45) | 20.00 (0.08) | |
| 160 | 32 | 28.48 (0.49) | 32.00 (0.07) |