Table 5.
Classification confusion matrix of class N beat, SVEB, and VEB on testing set DS2
|
Reference label |
Algorithm label |
Total |
||
|---|---|---|---|---|
| N | S (SVEB) | V (VEB) | ||
| N |
41931 |
2146 |
181 |
44258 |
| S |
98 |
1673 |
66 |
1837 |
| V |
52 |
144 |
3025 |
3221 |
| F |
333 |
1 |
54 |
388 |
| Q |
4 |
0 |
3 |
7 |
| Total | 42418 | 3964 | 3329 | 49711 |
N, S (SVEB), V (VEB), F, and Q refer to heartbeats originating in the sinus node, supraventricular ectopic beat, ventricular ectopic beat, fusion heartbeat, and unknown beat type, respectively. Because we only detected VEB and SVEB, the algorithm label did not include F and Q.