Extreme Learning Machine for Heartbeat Classification with Hybrid Time-Domain and Wavelet Time-Frequency Features

Table 3

Results of different wavelets and decomposition levels.

Wavelet	Decomposition level	The number of wavelet coefficients	Accuracy (%)
db1	2	118	97.12
	3	60	97.88
	4	30	98.39
	5	16	98.43
	6	8	97.55
bior1.3	2	124	97.18
	3	66	97.60
	4	38	97.94
	5	24	98.21
	6	—	—
rbio3.1	2	120	97.81
	3	62	98.22
	4	34	98.26
	5	20	98.24
	6	12	97.28
sym2	2	120	96.28
	3	62	97.01
	4	34	97.94
	5	20	98.25
	6	12	97.68