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

Table 5

Model optimization and bearing fault diagnostic results at 2100 r/min.

Methods			Time (s)	Iteration number	SV number	Testing dataset		Training dataset
						Faults	Recognition rate (%)	Faults	Recognition rate (%)
EALO	23.2934	7.6761	0.2366	3	19	Normal	100	Normal	100
						Inner	100	Inner	98
						Outer	100	Outer	100
						Ball	100	Ball	98
						Average	100	Average	99
						Total average		99.5
ALO	25.7334	7.2869	3.3147	100	20	Normal	100	Normal	100
						Inner	100	Inner	98
						Outer	100	Outer	100
						Ball	100	Ball	98
						Average	100	Average	99
						Total average		99.5
GA-1	25.4725	5.1417	7.4716	100	22	Normal	100	Normal	100
						Inner	100	Inner	98
						Outer	100	Outer	100
						Ball	100	Ball	98
						Average	100	Average	99
						Total average		99.5
GA-2	29.2674	4.5188	11.8305	100	17	Normal	100	Normal	100
						Inner	100	Inner	98
						Outer	100	Outer	100
						Ball	100	Ball	98
						Average	100	Average	99
						Total average		99.5
GA-3	28.7179	9.4871	9.7435	100	20	Normal	100	Normal	100
						Inner	100	Inner	98
						Outer	100	Outer	100
						Ball	100	Ball	98
						Average	100	Average	99
						Total average		99.5
GA-4	20.1026	9.2599	8.0058	100	19	Normal	100	Normal	100
						Inner	100	Inner	98
						Outer	100	Outer	100
						Ball	100	Ball	98
						Average	100	Average	99
						Total average		99.5
GA-5	13.0549	8.0581	8.5892	100	139	Normal	100	Normal	98
						Inner	98	Inner	96
						Outer	100	Outer	100
						Ball	100	Ball	100
						Average	99.5	Average	98
						Total average		99
PSO-1	27.0491	5.2417	8.8048	100	19	Normal	100	Normal	100
						Inner	100	Inner	98
						Outer	100	Outer	100
						Ball	100	Ball	98
						Average	100	Average	99
						Total average		99.5
PSO-2	15.4353	10.0000	8.2438	100	32	Normal	100	Normal	100
						Inner	100	Inner	96
						Outer	100	Outer	100
						Ball	100	Ball	98
						Average	100	Average	98.5
						Total average		99.25
PSO-3	18.4043	9.0937	7.7971	100	22	Normal	100	Normal	100
						Inner	100	Inner	98
						Outer	100	Outer	100
						Ball	100	Ball	98
						Average	100	Average	99
						Total average		99.5
PSO-4	20.3913	10.0000	7.7289	100	20	Normal	100	Normal	100
						Inner	100	Inner	98
						Outer	100	Outer	100
						Ball	100	Ball	98
						Average	100	Average	99
						Total average		99.5
PSO-5	30.0000	9.8561	5.8882	100	19	Normal	100	Normal	100
						Inner	100	Inner	98
						Outer	100	Outer	100
						Ball	100	Ball	98
						Average	100	Average	99
						Total average		99.5