Table 2.
Estimated criteria with cross-validation
| Signal threshold (%) | Criteria | Training NPV (%) | Training C (%) | Testing NPV (%) | Testing C (%) | N of runs with cutoffs generated |
|---|---|---|---|---|---|---|
| 5 | Identity | 0 | ||||
| Stretch | 0 | |||||
| Energy ≥ −12.40 | 95.9 | 31.2 | 93.3 | 30.8 | 10 | |
| Identity ≤ 0.81 and stretch ≤ 11 | 96.2 | 34.1 | 70.8 | 39.1 | 2 | |
| Identity ≤ 0.85, stretch ≤ 13 and energy ≥ −13.00 | 95.9 | 32.0 | 91.7 | 30.9 | 10 | |
| 8 | Identity ≤ 0.77 | 96.3 | 31.3 | 82.5 | 31.3 | 10 |
| Stretch ≤ 11 | 95.2 | 43.9 | 66.7 | 33.3 | 2 | |
| Energy ≥ −20.00 | 95.8 | 48.8 | 91.7 | 55.0 | 10 | |
| Identity ≤ 0.81 and stretch ≤ 14 | 96.5 | 42.5 | 85.0 | 38.7 | 10 | |
| Identity ≤ 0.83, stretch ≤ 17 and energy ≥ −29.20 | 96.8 | 58.1 | 89.1 | 58.6 | 10 | |
| 10 | Identity ≤ 0.77 | 96.0 | 28.8 | 98.0 | 30.3 | 10 |
| Stretch ≤ 11.00 | 95.9 | 43.2 | 96.3 | 44.5 | 10 | |
| Energy ≥ −20.10 | 95.9 | 47.9 | 91.7 | 48.6 | 10 | |
| Identity ≤ 0.84 and stretch ≤ 13 | 96.0 | 44.2 | 91.3 | 36.0 | 10 | |
| Identity ≤ 0.87, stretch ≤ 17 and energy ≥ −30.70 | 95.7 | 72.2 | 93.3 | 72.6 | 10 |
Data were partitioned into 10 subsets. Values shown are averages. Settings were the same as in Table 1.