ACO-Initialized Wavelet Neural Network for Vibration Fault Diagnosis of Hydroturbine Generating Unit

Table 1

Training samples.

Fault types	(0.4–0.5)	1	2	3	>3	Object values
Vortex with eccentric	0.88	0.22	0.02	0.04	0.06	1
Vortex with eccentric	0.85	0.25	0.06	0.02	0.01	1
Unbalance	0.04	0.98	0.10	0.02	0.02	2
Unbalance	0.03	0.96	0.12	0.04	0.03	2
Misalignment	0.02	0.41	0.43	0.34	0.15	3
Misalignment	0.02	0.45	0.42	0.28	0.29	3
Normal	0.01	0.02	0.01	0.05	0.04	4
Normal	0.10	0.03	0.02	0.03	0.04	4