Table 1.
Algorithm area under the ROC curve (AUC) and Combined AUC (CAUC) performance statistics for false alarm rates between 0 and 0.1 by simulation scenarios S1–S4.
| mean (median) AUC0–0.1 × 10-3 | mean (median) CAUC0–0.1 × 10-3 | |||||||
|---|---|---|---|---|---|---|---|---|
| Algorithm | S1 | S2 | S3 | S4 | S1 | S2 | S3 | S4 |
| EARS C1 | 0.0 (0.0) | 0.0 (0.0) | 0.0 (0.0) | 0.04 (0.0) | 0.0 (0.0) | 0.0 (0.0) | 0.0 (0.0) | 0.0 (0.0) |
| EARS C2 | 0.3 (0.0) | 0.3 (0.0) | 0.3 (0.0) | 0.3 (0.0) | 0.2 (0.0) | 0.2 (0.0) | 0.1 (0.0) | 0.2 (0.0) |
| EARS C3 | 0.3 (0.0) | 0.3 (0.0) | 0.3 (0.0) | 0.4 (0.0) | 0.2 (0.0) | 0.2 (0.0) | 0.1 (0.0) | 0.2 (0.0) |
| NBC 7 | 3.6 (0.0) | 3.4 (0.0) | 5.2 (8.1) | 5.6 (8.2) | 1.5 (0.0) | 1.6 (0.0) | 1.9 (0.0) | 2.1 (0.0) |
| NBC 14 | 5.1 (8.1) | 4.8 (8.1) | 6.0 (8.8) | 6.3 (8.7) | 2.6 (0.0) | 2.5 (0.0) | 2.4 (0.0) | 2.6 (0.0) |
| NBC 28 | 4.7 (4.5) | 4.7 (4.5) | 2.9 (0.0) | 3.1 (0.0) | 2.2 (0.0) | 2.5 (0.0) | 1.4 (0.0) | 1.7 (0.0) |
| HMM 7 | 6.0 (7.7) | 5.8 (7.7) | 7.6 (8.3) | 7.7 (8.3) | 2.3 (0.0) | 2.0 (0.0) | 3.2 (1.8) | 2.9 (1.8) |
| HMM 14 | 7.5 (8.3) | 8.1 (8.4) | 7.9 (8.7) | 8.3 (8.8) | 3.5 (3.5) | 3.9 (4.1) | 3.6 (3.4) | 4.1 (4.4) |
| HMM 28 | 5.2 (8.9) | 6.2 (9.1) | 4.3 (0.0) | 4.9 (8.8) | 2.4 (0.0) | 3.2 (0.0) | 2.1 (0.0) | 2.5 (0.0) |
ROC: receiver operating characteristic
Simulation scenarios S1:smaller less clustered; S2:smaller more clustered; S3:larger less clustered; S4:larger more clustered.