Table 4.

Results of the performance metrics at the setting of the optimal cut-point $c^{\ast }$ for the four entropy measures in the MIT-BIH AF database.

Task	Metric	SampEn	FuzzyMEn	COSEn	EntropyAF
AF vs. N rhythms	$c^{\ast }$	2.29	0.98	−1.51	0.72
	$J$(%)	34.53	47.71	80.12	90.17
	$Se$(%)	65.64	80.65	92.83	97.45
	$Sp$(%)	68.88	67.07	87.28	92.71
	$Acc$(%)	67.56	73.04	89.73	94.80
	$PPV$(%)	59.16	65.78	85.14	91.30
	$NPV$(%)	74.49	81.53	93.94	97.89
	$Err$(%)	32.44	26.96	10.28	5.20
AF vs. non-AF rhythms	$c^{\ast }$	2.05	0.91	−1.58	0.76
	$J$(%)	37.16	48.73	78.78	89.07
	$Se$(%)	78.88	85.82	94.93	96.47
	$Sp$(%)	58.28	62.91	83.85	92.59
	$Acc$(%)	66.37	72.67	88.57	94.25
	$PPV$(%)	55.03	63.20	81.35	90.63
	$NPV$(%)	81.00	85.67	95.70	97.25
	$Err$(%)	33.63	27.33	11.43	5.75