表 1. Heartbeat training set based on MIT-BIH arrhythmia database.
基于MIT-BIH-AR数据库的心拍训练集
| 心拍类型 | 标注符号 | 心拍数量/个 | 数据增强后 心拍数量/个 |
| 正常节律心拍 | N | 74 510 | 74 510 |
| 室性期前收缩 | V | 6 902 | 13 804 |
| 右束支传导阻滞 | R | 7 255 | 21 765 |
| 左束支传导阻滞 | L | 8 071 | 32 284 |
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