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Table 3 Performance metrics (Se – sensitivity%; Sp – specificity%; Acc – accuracy%)

From: sEMG feature evaluation for identification of elbow angle resolution in graded arm movement

		2-class set up			3-class set up			5-class set up
		Se	Sp	Acc	Se	Sp	Acc	Se	Sp	Acc
PSD-Av	Flex	95	95	95	89	94	89	64	91	64
PSD-Av	Ext	100	100	100	84	92	84	62	90	62
PSD	Flex	100	100	100	89	94	89	48	87	48
PSD	Ext	100	100	100	76	88	76	52	88	52
MAV	Flex	81	78	93	79	87	79	48	87	48
MAV	Ext	100	86	98	86	89	86	65	88	65
WL	Flex	100	78	95	76	88	76	50	88	50
WL	Ext	100	86	100	79	90	79	51	88	51
RMS	Flex	85	79	88	62	81	78	51	87	51
RMS	Ext	100	86	100	75	87	79	62	88	62
AR	Flex	86	90	88	81	90	81	45	86	45
AR	Ext	100	95	98	73	87	73	55	89	55
PSD-Mo	Flex	100	88	93	68	84	68	41	85	41
PSD-Mo	Ext	100	100	100	63	82	64	38	85	38
WAMP	Flex	59	50	64	46	72	46	27	82	27
WAMP	Ext	75	73	79	57	76	57	27	82	28
ZC	Flex	75	68	81	52	73	52	33	82	33
ZC	Ext	45	45	50	41	67	41	24	81	24

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ISSN: 1475-925X

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