Table 4.
Performance comparison on PVC detection. N is denoted as the number of records used in the test and NPVC is the total number of PVCs which have been annotated.
| Algorithm | Database | Evaluation | |||
|---|---|---|---|---|---|
|
| |||||
| N | NPVC | Ac(%) | Se(%) | +P(%) | |
| Temporal statistics [23] | 20 | 5,677 | N/A | 91.90 | 89.46 |
| 44 | 6,731 | N/A | 74.51 | 97.36 | |
| PCA [24] | 20 | 5,677 | N/A | 93.12 | 94.76 |
| 44 | 6,731 | N/A | 92.73 | 96.92 | |
| NNs [18,22,25] | 40 | 6,958 | 95.20 | 85.20 | 92.40 |
| 44 | 6,958 | 97.00 | 93.40 | 93.30 | |
| 7 | 953 | 97.04 | 96.67 | 97.04 | |
| KNN classifier [26] | 20 | 5,677 | N/A | 97.30 | 97.70 |
| 44 | 6,731 | N/A | 81.60 | 78.03 | |
| Gaussian process [27] | 18 | 2,720 | 97.10 | 97.60 | 97.00 |
| 27 | 4,080 | 96.90 | 84.70 | 97.50 | |
| LHMM | 16 | 6,956 | 99.20 | 97.75 | 96.63 |