Bearing Fault Diagnosis Using a Support Vector Machine Optimized by an Improved Ant Lion Optimizer

Table 3

Model optimization and bearing fault diagnostic results at 1500 r/min.

Methods			Time (s)	Iteration number	SV number	Testing dataset		Training dataset
						Faults	Recognition rate (%)	Faults	Recognition rate (%)
EALO	19.5487	6.9794	0.9065	13	62	Normal	100	Normal	100
						Inner	100	Inner	96
						Outer	100	Outer	100
						Ball	98	Ball	100
						Average	99.5	Average	99
						Total average		99.25
ALO	18.5233	8.3764	4.6771	100	59	Normal	100	Normal	100
						Inner	94	Inner	94
						Outer	100	Outer	100
						Ball	98	Ball	98
						Average	98	Average	98
						Total average		98
GA-1	27.9121	2.4963	9.7142	100	43	Normal	92	Normal	100
						Inner	90	Inner	88
						Outer	100	Outer	100
						Ball	98	Ball	98
						Average	95	Average	96.5
						Total average		95.75
GA-2	18.2271	9.5530	9.6264	100	48	Normal	100	Normal	100
						Inner	94	Inner	96
						Outer	100	Outer	100
						Ball	98	Ball	98
						Average	98	Average	98.5
						Total average		98.25
GA-3	20.0440	9.1353	9.9713	100	34	Normal	100	Normal	100
						Inner	94	Inner	96
						Outer	100	Outer	100
						Ball	100	Ball	98
						Average	98.5	Average	98.5
						Total average		98.5
GA-4	17.7436	4.6214	10.9412	100	163	Normal	100	Normal	100
						Inner	94	Inner	90
						Outer	100	Outer	100
						Ball	94	Ball	86
						Average	97	Average	94
						Total average		95.5
GA-5	10.6886	-2.4792	10.3611	100	200	Normal	100	Normal	100
						Inner	92	Inner	88
						Outer	100	Outer	100
						Ball	0	Ball	4
						Average	73	Average	73
						Total average		73
PSO-1	22.3069	5.9467	10.6698	100	41	Normal	100	Normal	100
						Inner	92	Inner	96
						Outer	100	Outer	100
						Ball	98	Ball	98
						Average	97.5	Average	98.5
						Total average		98
PSO-2	30.0000	2.5238	9.1010	100	47	Normal	52	Normal	68
						Inner	92	Inner	98
						Outer	100	Outer	100
						Ball	98	Ball	98
						Average	85.5	Average	91
						Total average		88.25
PSO-3	30.0000	9.8034	8.9303	100	171	Normal	96	Normal	98
						Inner	72	Inner	78
						Outer	98	Outer	100
						Ball	82	Ball	70
						Average	87	Average	86.5
						Total average		86.75
PSO-4	19.0039	8.0955	8.3374	100	56	Normal	100	Normal	100
						Inner	94	Inner	9
						Outer	100	Outer	100
						Ball	98	Ball	98
						Average	98	Average	98
						Total average		98
PSO-5	10.8694	-1.9647	8.8360	100	200	Normal	96	Normal	98
						Inner	72	Inner	78
						Outer	98	Outer	100
						Ball	50	Ball	46
						Average	79	Average	80.5
						Total average		79.75