表 4. Experimental results of arrhythmia classification after SMOTE.

SMOTE后心律失常分类实验结果

心拍类型	心拍类型				Pre	Rec	F1	Acc
	N	V	R	L
N	3 812	19	8	12	99.22%	98.99%	99.10%	98.34%
V	18	340	0	8	93.15%	92.90%	93.02%
R	7	2	368	0	97.87%	97.61%	97.74%
L	5	4	0	397	95.20%	97.78%	96.48%