[Retracted] Intelligent Scanning Detection System of Muscle Exercise Fatigue Based on Surface Electromyography

Table 1

Fatigue characteristic value and its change rate of each subject (before and after fatigue).

Subject	Average power frequency/MPF			First parameter of AR model/ARCI			Median frequency/MF
	Before fatigue/Hz	After fatigue/Hz	Change rate/%	Before fatigue	After fatigue	Change rate/%	Before fatigue/Hz	After fatigue/Hz	Change rate/%
1	209.33	149.30	26.86	-2.25	-3.09	37.39	132.95	104.15	21.66
2	171.83	128.63	25.21	-2.12	-2.75	34.95	123.19	96.28	21.85
3	199.56	143.22	25.14	-2.41	-3.17	29.77	126.82	100.48	20.77
4	161.30	125.44	28.23	-1.89	-2.50	31.74	122.61	90.69	26.03
5	190.10	137.63	22.23	-2.18	-2.92	32.18	128.78	101.28	21.36
6	193.21	148.57	27.60	-2.42	-3.30	33.92	145.59	109.47	24.81
7	148.49	112.36	23.10	-2.26	-3.05	36.14	96.09	76.74	20.13
8	190.69	137.96	24.33	-2.72	-3.44	35.12	126.38	99.26	21.46
9	174.80	130.73	27.65	-2.00	-2.71	36.47	128.08	97.38	23.97
10	207.28	152.47	26.44	-2.09	-2.84	35.66	165.79	122.76	25.95