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Top 10 features as ranked by the MI criterion. Ref. stands for the reference annotations provided with the MIT database.
| Pos. | Description | Lead |
|---|---|---|
| 1 | Previous R-R (normalized) | Ref. |
| 2 | T wave amplitude (normalized) | 1 |
| 3 | 2nd-order statistic at −40 msec | 1 |
| 4 | 2nd-order statistic at +40 msec | 1 |
| 5 | 2nd-order statistic at −166 msec | 1 |
| 6 | 2nd-order statistic at 166 msec | 1 |
| 7 | T wave interpolation at 50% | 1 |
| 8 | Previous R-R | Ref. |
| 9 | Next R-R (normalized) | Ref. |
| 10 | T wave interpolation at 60% | 1 |
