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

Table 4

Model optimization and bearing fault diagnostic results at 1800 r/min.

Methods			Time (s)	Iteration number	SV number	Testing dataset		Training dataset
						Faults	Recognition rate (%)	Faults	Recognition rate (%)
EALO	23.7849	3.8057	0.9349	15	20	Normal	100	Normal	98
						Inner	100	Inner	100
						Outer	100	Outer	100
						Ball	98	Ball	100
						Average	99.5	Average	99.5
						Total average		99.5
ALO	19.8388	8.68205	4.3750	100	33	Normal	100	Normal	98
						Inner	100	Inner	96
						Outer	100	Outer	100
						Ball	98	Ball	100
						Average	99.5	Average	98.5
						Total average		99
GA-1	22.8205	5.7719	9.1252	100	29	Normal	100	Normal	98
						Inner	100	Inner	98
						Outer	100	Outer	100
						Ball	98	Ball	100
						Average	99.5	Average	99
						Total average		99.25
GA-2	23.9121	7.6404	10.4754	100	18	Normal	100	Normal	98
						Inner	100	Inner	96
						Outer	100	Outer	100
						Ball	100	Ball	100
						Average	100	Average	98.5
						Total average		99
GA-3	27.8681	6.7904	10.6654	100	21	Normal	100	Normal	98
						Inner	100	Inner	96
						Outer	100	Outer	100
						Ball	100	Ball	100
						Average	100	Average	98.5
						Total average		99.25
GA-4	19.9341	-4.3258	9.4085	100	200	Normal	100	Normal	100
						Inner	92	Inner	88
						Outer	100	Outer	100
						Ball	44	Ball	68
						Average	84	Average	89
						Total average		86.5
GA-5	19.5385	9.28187	10.6452	100	30	Normal	100	Normal	98
						Inner	100	Inner	96
						Outer	100	Outer	100
						Ball	98	Ball	100
						Average	99.5	Average	98.5
						Total average		99
PSO-1	20.0281	8.3309	8.4335	100	32	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
PSO-2	18.5136	10.0000	8.9782	100	31	Normal	100	Normal	98
						Inner	100	Inner	96
						Outer	100	Outer	100
						Ball	98	Ball	100
						Average	99.5	Average	98.5
						Total average		99
PSO-3	28.0514	7.4172	8.0311	100	22	Normal	100	Normal	98
						Inner	100	Inner	98
						Outer	100	Outer	100
						Ball	100	Ball	100
						Average	100	Average	99
						Total average		99.5
PSO-4	18.6287	10.0000	8.0532	100	31	Normal	100	Normal	98
						Inner	100	Inner	96
						Outer	100	Outer	100
						Ball	98	Ball	100
						Average	99.5	Average	98.5
						Total average		99
PSO-5	18.4047	10.0000	7.5552	100	31	Normal	100	Normal	98
						Inner	100	Inner	96
						Outer	100	Outer	100
						Ball	98	Ball	100
						Average	99.5	Average	98.5
						Total average		99